Basic Math question and answers for May 28, 2024
- Q Which function below represents the inverse function of y =2x-4?y =1/3 log? (x+4)y- =3 log? (x) + 4y = log? (3x + 4)y =1/3 log? (2x)
- Q A certain substance has a half-life of 2 minutes. A fresh sample of the substance weighing 60 mg was obtained. After how many minutes will there be 14 mg of...
- Q Solve the compound inequality.3x+1 <13 and 2x+4>-2Graph the solution on the number line.
- Q Find the slope and the y-intercept of the graph of the equation.y= x/7 + 3/7Slope =(Type an integer or a fraction.)y-intercept =(Type an integer or a fraction.)
- Q For the following description of data, identify the W's from what's given, name the variables, specify for each variable whether its use indicates that it should be treated as categorical...
- Q Sophia, Malcolm, and Oren are playing a money game. Their bank balances are shown in the table. Complete the table by writing the absolute value of each bank balance to...
- Q A couple has a credit card debt of $ 18,000.00. In your checking account, you have $ 2,000.00, and on a 401 (k), you have $ 6,000.00. The balance on...
- Q Writing your answer in simplest form, solve the Area of a Trapezoid formula for b? : A =1/2 (b? + b?) h
- Q The __ is used to determine whether the graph represents y as a function of xSelect your answerhorizontal line testgreatest integer testrelative maximum testvertical line testeven/odd function testrelative minimum test
- Q For which point (x,y) is the slope of the line between (6,8) and (x,y) equal to the slope of the line between (6,8) and (-3,5).(Use the interactive figure to find...
- Q For a ride on a rental scooter, Pablo paid a $3 fee to start the scooter plus 11 cents per minute of the ride. The total bill for Pablo's ride...
- Q a-bedIn order to solve the equation above for c, you must multiply both sides of the equation by the same expression:a * __= -bed xThe resulting equation is:
- Q Dot products: Find the indicated quantity, assuming that u = 2 i + j, v=i-3 j, and w = 4i-8 j.a. u.vb. v wC. W ud. u. (v + w)e....
- Q Given the following equation, solve for x.32x-333x+1x=4no solutionx=-4X-2
- Q olve the compound inequality. Give the solution set in both interval and graph forms.x-2?3 and x+1?5Select the correct choice below and, if necessary, fill in the answer box to complete...
- Q Eric rented a truck for one day. There was a base fee of $15.99, and there was an additional charge of 93 cents for each mile driven. Eric had to...
- Q You are buying shirts for the math club members. The t-shirt company will charge you according tothe number of shirts you purchase.If you purchase less than 10 the cost is...
- Q Evaluate the function f(x) = 6x + 4 at the given values of the independent variable and simplify. f(-3) b. f(x+1) c. f(-x) f(-3)=
- Q In a class in which the final course grade depends entirely on the average of four equally weighted 100-point tests, David has scored 76, 80, and 84 on the first...
- Q Use graphs to find the set.(-8,0) n[-6.1]Select the correct choice below and, if necessary, fill in the answer box to complete your choice.A. The set isB. The set is the...
- Q A farmer plants corn and wheat on a 180-acre farm. The farmer wants to plant three times asmany acres of corn as wheat. Write a system of linear equations that...
- Q Find the surface area of a sphere with d= 14 in.Express your answer in terms of .
- Q Solve the compound inequality.0<2x+2?8Select the correct choice below and, if necessary, fill in the answer box to complete your choice.A. The solution set isB. The solution set is the empty...
- Q Solve the equation using the quadratic formula.2x = 2x+3The solution set is
- Q Solve the equation by the method of your choice.(5x?4)? =16The solution set is .
- Q Solve the compound inequality.7<x+5<9Select the correct choice below and, if necessary, fill in the answer box to complete your choice.A. The solution set in interval notation isB. The solution is...
- Q Find all x-Intercepts and y-Intercepts of the graph of the function.f(x)=2x-2x-84xIf there is more than one answer, separate them with commas.Click on "None" if applicable.x-Intercept(s): y-intercept(s):
- Q For which point (x,y) is the slope of the line between (2,5) and (x,y) equal to the slope of the line between (2,5) and (-3,5).Choose the correct answer below.A. (-3,3)B....
- Q In countries where businesses are government owned:a. there is less incentive to work hard.b. the right amount of each good is produced.c. profits tend to be higher.d. the quality of...
- Q Solve the following exponential equation:log(3x+1)+1=3no solutionx=333x=1x=33
- Q Determine the point (x,y) for which the slope of the line between (-4,10) and (x,y) the largest.(Use the interactive figure to find your answer.) A. (-10,8)B. (-9,1)C. (4,13) D. (1,7)
- Q Surface Areas and Volumes of Spheres If you know the surface area of a sphere, you can find its volume. First, use the surface area formula, S.A. = 4r, to...
- Q Determine the open intervals on which the function is increasing, decreasing, or constant.(Enter you answers using interval notation. If an answer does not exist, enter DNE.) *f(x) = x -...
- Q A population has a mean = 70 and a standard deviation o= 21. Find the mean and standard deviation of a sampling distribution of sample means with sample sizen =...
- Q Determine whether the statement is true or false. If it is false, rewrite it as a true statement.As the size of a sample increases, the standard deviation of the distribution...
- Q A student's score on an actuarial exam is in the 78th percentile. What can you conclude about the student's exam score?Choose the correct answer below.A. The student scored higher than...
- Q A researcher wishes to estimate, with 90% confidence, the population proportion of adults who think Congress is doing a good or excellent job. Her estimate must beaccurate within 2% of...
- Q Use graphs to find the set.[-5, ?0) n (2,00)Select the correct choice below and fill in any answer boxes within your choice.A. The set is(Type your answer in interval notation.)B....
- Q If the rate of inflation is 1.9% per year, the future price p (t) (in dollars) of a certanumber of years from today.p(t)=3000 (1.019)Find the current price of the item...
- Q Find the average rate of change. Fuel Efficiency On Friday, you left for a weekend camping trip with 110 miles on the odometer and 14.5 gallons of gas in the...
- Q A sphere has a surface area of 144 ft. Find the volume of the sphere.A. 324? ftB. 288 ftC. 216 ftD. 144 ft
- Q Suppose that the polynomial function f is defined as follows.f(x)=9(x-4)(x-13)(x+7)List each zero of f according to its multiplicity in the categories below.If there is more than one answer for a...
- Q Research whether it is possible to trisect a segment using only construction tools. If possible, useconstruction tools to trisect WZ and explain your steps. If not possible, explain why.
- Q A regular box of cereal holds 14 ounces. If an economy box is made by doubling all the dimensions of the regular-sized box, how many ounces will the economy box...
- Q What is the difference between an observational study and an experiment?Choose the correct answer below.A. In an experiment, a treatment is applied to an entire population and responses are observed....
- Q In a binomial experiement, what does it mean to say that each trial is independent of the other trials?Choose the correct answer below.A. Each trial is independent of the other...
- Q Of the cartons produced by a company, 10% have a puncture, 8% have a smashed corner, and 0.5% have both a puncture and a smashed comer. Find the probability that...
- Q The mean scores for students in a statistics course (by major) are shown below. What is the mean score for the class?9 engineering majors: 925 math majors: 9413 business majors:...
- Q Solve the equation by the method of your choice.x +8x=1
- Q Solve the equation by the square root property.(x-3) = 1What is the solution set?(Use a comma to separate answers as needed.)
- Q A depressant puts moreemphasis on the inhibitorypart of the brain, which cancause you to be moreA. arousedB. stimulatedC. dispirited
- Q Determine whether the study is an observational study or an experiment. Explain.In a survey of 1081 adults in a country, 53% said the country's leader should release all medical information...
- Q Friendship's soccer team purchased uniforms and equipment for a total cost of $912.equipment cost $612, and the uniforms cost $25 each. How many uniforms did the schoolpurchase?1. Variable:2. Constant:3. Rate:4....
- Q Quadratic EquationsSolve the equation by the method of your choice.(2x + 1)(x+3) = -1The solution set is.(Simplify your answer. Type an exact answer, using radicals and i as needed. Use...
- Q Members of the track team can run one mile in an average of 7.32 minutes. The fastest and slowesttimes varied from the average by 1.04 minutes. Which absolute value inequality...
- Q Solve the following system of three equations and three unknowns using eithersubstitution or linear combination. Be sure to check that your solution satisfies allthree of the original equations!x-y +z =...
- Q Two trains leave stations 374 miles apart at the same time and travel toward each other. One train travels at 75 miles per hour while the other travels at 95...
- Q You are shopping for school supplies. A store is offering a 10% discount on binders and a 20%discount on packages of paper. You want to buy 5 binders originally marked...
- Q There are 750 toothpicks in a regular-size box. A jumbo-size box is made by doubling the length, width, and height of the regular box. How many toothpicks will the jumbo...
- Q u= <- 4,6 > and v= < 2,- 3 >a. Sketch u, v, and u + v on a pair of coordinate axes below:b. Find | u + v |...
- Q Use the cylindrical shell method to calculate the exact volume of the solidformed by rotating the graph of f(x) = 5?x -4about the y-axison the interval [4, 5].Note: Round to...
- Q The access code for a garage door consists of three digits. Each digit can be any number from 1 through 6, and each digit can be repeated. Complete parts (a)...
- Q Find the domain of the function.(10 Points)f(t) = ???r +2all real numbers t such that 1 ? 2all real numbers t except t = 2all real numbers tO all real...
- Q Decide if the situation involves permutations, combinations, or neither. Explain your reasoning.The number of ways 19 people can line up in a row for concert tickets.Does the situation involve permutations,...
- Q A microwaveable cup-of-soup package needs to beconstructed in the shape of cylinder to hold 600 cubiccentimeters of soup. The sides and bottom of the containewill be made of styrofoam costing...
- Q From a balloon 1197 feet high, the angle of depression to the ranger headquarters is 5021'! Howfar is the headquarters from a point on the ground directly below the balloon...
- Q There are 250 toothpicks in a regular-size box. A jumbo-size box is made by tripling the length, width, and height of the regular box. How many toothpicks will the jumbo...
- Q About 50% of babies born with a certain ailment recover fully. A hospital is caring for six babies born with this ailment. The random variable represents the number ofbabies that...
- Q Construct a confidence interval for p? -P2 at the given level of confidence.X? = 366, n? = 516, x? = 439, n? = 597, 95% confidenceThe researchers are confident the...
- Q C:The Linear Correlation Coefficienta) Give an example of two variables that you believe would be positively correlated. Explain your reasoning.b) Give an example of two variables that you believe would...
- Q A 159 foot tower is located on a hill that is inclined 36 to the horizontal. A guy-wire is to beattached to the top of the tower and anchored at...
- Q Solve the equation by factoring.3x(x-2)=8x-8xRewrite the equation in factored form.
- Q Heather has been given a list of 5 bands and asked to place a vote. Her vote must have the names of her favorite, second favorite, and third favorite bands...
- Q The given scatter plot shows x = age versus y test scoredata on a test:a) Determine the equation of the approximate line of best fitdrawn on the graph. Use (20,...
- Q What is the exact volume of the solid stretching over the x-interval[0, 2] whose cross-sections are equilaterial triangles where the length ofthe side of a cross-section at is given by...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!