Basic Math question and answers for May 11, 2024
- Q The one-to-one function fis defined below.f(x)=(x-9)Find f-(x), where f- is the inverse of f.
- Q Utilize the Slide and Divide method to rewrite the following quadratic equation in factored form:6x +7x+2(2x-1)(3x+2)(2x+1)(3x+2)(2x-1)(3x-2)(2x+1)(3x-2)
- Q A windshield wiper blade is 9 inches long. To the nearest square inch, what is the areacovered by the blade as it rotates through an angle of 132?93.26 inches275.4 inches46.63...
- Q There are 3 neighboring orchards, A, B, and C. Orchard A has 60 fewer fruit trees than Orchard B. Orchard C has 3 times as many fruit trees as Orchard...
- Q Suppose that the functions p and q are defined as follows.p(x) = -xq (x) = -2x+1Find the following.
- Q The total cost C (in dollars) to participate in a ski club is given by the literal equation C = 85x + 60, where x is the number of ski...
- Q If 76 people attend a concert and tickets for adults cost $3 while tickets for children cost and total receipts for the concert was $184, how many of each went...
- Q Golf Clubs R Us had a set of 10 golf clubs that were marked on sale for $850. This was a discount of 35 % off the original selling price.Step...
- Q When hunting prey at night, Japanese sea catfish use their sense of smell, their hearing, as scientists have recently discovered, and their ability to detect vibrations. these fish can additionally...
- Q Find the slope-intercept form of the line whose slope is 2 and that passes through the point (-7,11).
- Q Directions: For the given inequality, determine if the provided numbers are solutions. Place a checkmark in the box if it is a solution, and an "x" in the box if...
- Q (a) A color printer prints 5 pages in 3 minutes.How many minutes does it take per page?(b) It takes 33 pounds of seed to completely plant a 5-acre field.How many...
- Q What is 92% of 50? What is 16% of 25?What is 20% of 20?What is 35% of 25?What is 30% of 100?What is 40% of 25?
- Q Determine where the function is concave upward and where it is concave downward. (Enter your answer using interval notation. If an answer does not exist, enter DNE.)f(x) = 3x4 -...
- Q To find the proportion of San Diegans subscribed to Disney+ in 2019, a researcher randomlyselected 200 people from San Diego and found that 101 were subscribed.a) Check that the assumptions...
- Q A pebble is tossed into the air from the top of a cliff. The height of the pebbleover time is modeled by the equation y = - 16x + 32x...
- Q Ms. O'Malley's cousin lives 1,650 milesaway. Ms. O'Malley won a gift card for100 gallons of gas. If her car can travel35 miles on each gallon, can she driveroundtrip to see...
- Q In a class of 30 IB students, 20 study mathematics SL,12 study physics and 8 study both of thesesubjects.Find the probability that a randomly selectedstudent does not study both of...
- Q Employees at an office were surveyed about what types of hot beverages they drank that day. It was found that 50% of them drank coffee and 25% drank tea. The...
- Q Identify the property that justifies each step asked about in the answer area below.Line 1: (7x) (10y)Line 2: 7. (x 10) yLine 3: 7.(10 x) yLine 4: (7.10)(x - y)Line...
- Q What is the equation, in standard form, of a parabola that contains the following points?(-2,-16), (0, -4), (4, -28)a y = 2x - 2x - 4b y = 2x -...
- Q Ron needs 17 gallons of gas to get to and from work every week. Last week gas cost $2.44 pergallon. This week it dropped to $2.32 per gallon. How much...
- Q Four employees of Papa Tony's Pizza are cleaning up at the endof a busy night. There is a list of 43 clean-up tasks that need to becompleted. If each employee...
- Q A rock thrown vertically upward from the surface of the moon at a velocity of 20 m/sec reaches a height of s=20t-0.8t meters in t sec.a. Find the rock's velocity...
- Q The weekly pay that Crystal receives varies directly with the number of hours she works. If she works 37 hours she makes 463.61, How much money would she make if...
- Q A town's population of children increased from 376 to 421 during the past year.Which equation shows how to find the percent increase?A.p =(421-376)/376B.p =(421-376)/421C.p =376/(421-376)D.p =(376+421)/376
- Q Solve for q in terms of r and s.r = -qsq=
- Q What is the image of (1, -1) after a dilation by ascale factor of 4 centered at the origin?
- Q A sinusoidal function has an amplitude of 3, a period of ?, and a maximum > 3. Which of the following functions could represent this data?y = 3 sin 2x...
- Q To transmit information on the internet, large files are broken into packets of smaller sizes. Each packet has 1,500 bytes of information. An equation relating packets to bytes of information...
- Q Members of a lacrosse team raised $1814.75 to go to a tournament. They rented a bus for $1168.50 and budgeted $58.75 per player for meals. Which equation could be used...
- Q The test scores of 32 students are listed below. Find Q 3.32 37 41 44 46 48 53 5556 57 59 63 65 66 68 6970 71 74 74 75...
- Q The measure of an angle is 1. Find the measure of the complement.The complement is
- Q There are 3 neighboring orchards, K, L, and M. Orchard K has 4 times as many fruit trees as Orchard L. Orchard M has 60 fewer fruit trees than Orchard...
- Q Graph the function by using transformations of the graph of y=1/x Plot all necessary asymptotes. For vertical asymptotes, make sure there are at least two points on each side.g(x)=(1/(x+4))-2
- Q Find the relative extrema, if any, of the function. Use the Second Derivative Test if applicable. (Enter your answers as a comma- separated list. If an answer does not exist,...
- Q Astrid is in charge of building a new fleet of ships. Each ship requires 40 tons of wood, and accommodates300 sailors. She receives a delivery of 4 tons of wood...
- Q Penelope needs to borrow $9000. She can borrow the money at 4.5% simple interest for 3 yr or she can borrow at 5% with interest compounded continuously for 3 yr.(a)...
- Q Ursula has a mortgage of $88,000 at 6 3/4% for 25 years. Find the total interest. $79,184.27 $86,924.00 $94,424.00 $109,514.42
- Q Of 26 employees at a local supermarket, 15 work as cashiers and 11 stock shelves. If 4 employees are selected at random to work overtime, determine the probability that all...
- Q A student has some $1 and $5 bills in his wallet. He has a total of 14 bills that are worth $50. How many of each type of bill does...
- Q Use the formula S = P(1 + r)t to complete parts (a) and (b).a. Graph the function that gives the future value of $70,000 invested at 3%, compounded annually, for...
- Q Bear Valley already had 4 centimeters of snowcover when a snowstorm moved in. The stormis increasing the amount of snowcover by 2 centimeters per hour.Write an equation that shows the...
- Q When Sarah left her house this morning, her cell phone was 80% charged and it then started to lose 8% charge for each hour thereafter. Write an equation for B,...
- Q Find an equation of the line with the slope m = -7 that passes through the point (-2,-4). Write the equation in the form Ax+By = C.Choose the correct answer...
- Q Evaluate the expression when x= 1 and y=4. Hint: the 2x term changes to 2(1), a multiplication problem.2x+yselect one: 4376
- Q Arsenic is a compound that occurs naturally in very low concentrations. Arsenic blood concentrations in healthy individuals arenormally distributed, with mean u 3.2 micrograms per deciliter (?g/dl) and standard deviation...
- Q Let f(x)=2/(x-5)Pick the correct a and y values of the inverse function at x = 1 in the original function.A.y=-1B.y = 1C.X=-1/2D.x = 1
- Q The total cost of 2 bracelets and 3 necklaces is $15.50. The total cost of 4 bracelets and 1 necklace is $13.50. Let b represent the cost of each bracelet...
- Q Kayla's school is selling tickets to the annual dance competition. On the first day of ticket sales the school sold 3 senior citizen tickets and 5 child tickets for a...
- Q A survey of salaries of employees in a business shows that the mean is greater than the median.Which conclusion is valid?The data distribution is skewed right.The data distribution is symmetric.The...
- Q Suppose that your bank pays 8% interest, compounded semiannually. Use Table 12-2 of your text to find how much should be deposited now to yield an annuity payment of $700...
- Q However many tennis rackets the gym teacher,Mr. Marquez, buys for his class, he must buy fivemore than three times as many tennis balls.Rackets cost $20 each and balls cost $1.50...
- Q Ming and Carlos are selling cookie dough for a school fundraiser. Customers can buy packages of chocolate chip cookie dough and packages of gingerbread cookie dough. Ming sold 8 packages...
- Q The commuting times of ten employees (in minutes) are listed below. Find the mode score.65 66 67 66 67 70 67 70 71 6867 minutes65 minutes66 minutes68 minutes
- Q According to a New York Times/CBS poll, 54% agreed that Social Security taxes should be raised if necessary to keep the system afloat, and 42% agreed that it would be...
- Q Suppose that WHAT is a square where WH=2-20x and AT = 28 + 6x. What is the length of HA?122-118
- Q If two indistinguishable dice are rolled, what is the probability of the event {(4, 4), (6, 4), (1,4)}?What is the corresponding event for a pair of distinguishable dice? {(4,4), (6,...
- Q Form the converse of each of the following statements. State whether the converse is true or false.(a) If I live in New York, then I live in the United States.(b)...
- Q What is the image of (-1, -8) after a dilation by a scale factor of 4 centered at the origin?
- Q Use an Euler diagram to determine whether the syllogism is valid or invalid.All swimmers float.Duchess does not float.Duchess is not a swimmer.Is this syllogism valid or invalid? Valid Invalid
- Q Claudia invests $2400 in one account and $800 in an account paying 2 % higher interest. At the end of one year she had earned $80 in interest. At what...
- Q An organization rents a commercial kitchen for an event.The cost to rent the kitchen is $375.The cost will be divided equally among the people who attend.Each person who attends will...
- Q An automobile manufacturer is preparing a shipment of cars and trucks on acargo ship that can carry 21,600 tons. The cars weigh 3.6 tons each and thetrucks weigh 7.5 tons...
- Q Eric is planning to build a raised garden. Hesketches a plan with a scale of 1.5 inches = 4feet. If the garden has a width of 4 inches onthe drawing,...
- Q Classify the variable as qualitative or quantitative.the weights of cases loaded onto an airport conveyor beltqualitativequantitative
- Q Write your answers as integers or simplified fractions.(a) Write the function in vertex form.n(x) = 2x+6x+9Factor out the leading coefficient of the x term from the two terms containing x....
- Q Consider the function below.Which statement about the range of this function is true?f(x) =6/x -5The range is all real numbers because the output of the function is not restrictedThe range...
- Q Tessa is making greeting cards, which she will sellby the box at an arts fair. She paid $20 for abooth at the fair, and the materials for each boxof cards...
- Q 14. Simplify the expression. Assume that variables represent positive real numbers. Use theproperties of exponents to simplify (don't convert to radical form) and leave your answer inexponent form with no...
- Q Enter the correct answer in the box.Write an expression to represent the given statement. Use n for the variable.three times the absolute value of the sum of a number and...
- Q A shelf has 4 books, of which 2 are of science and 2 are of social studies. In how many wayscan we select 3 books from the shelf such that...
- Q Jolene invests her savings in two bank accounts, one paying 3 percent and the other paying 10 percent simple interest per year. She puts twice as much in the lower-yielding...
- Q (a) Identify the horizontal asymptotes (if any).The degree of the numerator is n =The degree of the denominator is m = Since n< m, then Part: 1/5Part 2 of 5(b)...
- Q Juan was given a box of assorted chocolates for his birthday. Each night, Juan treatedhimself to some chocolates. Juan ate 2 chocolates each night and after 13 nights,there were 4...
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