Basic Math question and answers for July 18, 2023
- Q let triangle ABC be a triangle in which all three interiorangles are acute and let A'B'C' be the orthic triangle.a.) Prove that the altitudes of triangle ABC are the anglebisectors...
- Q 1) Determine the two anglessin(2?)=0.9179.2)Determine the solution sets12cos^2?=3I have no idea of what is happening when the professor explainshow they got the angles or soln sets, they automatically know whatquadrant...
- Q Four people are using a voting weight system to make decisions.They have the weights of 7,5,4,and 2. They use a quota of 13.Compute the Banzhaf power index for the voter...
- Q Plot the following parabolic functions in Excel and then answerthe discussion question below . Use at least 8 points for eachplot: Each graph is worth 15 points and must include...
- Q Prove the following problems using the complex plane model ofEuclidean geometry, in the spirit of Erlangen Program: 1. Provethat the diagonals of a parallelogram bisect each other. 2. Provethat the...
- Q Given A*B*C and A*C*D, prove the corollary to Axion B-4.
- Q TwothousandticketsweresoldforentrytotheHeritageVillage,generating$19,700.Thepricesoftheticketswere$5forchildren,$10forlocaladults,and$12forforeignadults.Therewere100moreticketsforeignadultssoldthanforlocaladultsa.Deriveasystemofthreeequationsshowingtheinformationgiven.b.Use????????????tofindthenumberofeachtypeoftick
- Q Within your family, find an example of a Universal set and atleast 3 subsets of that universal set. Describe each sets with theroster method. What relationships exist between the subsets?...
- Q Suppose that in an assortment of 30 calculators there are 5 withdefective switches. Draw with and without replacement. (Enter theprobabilities as fractions.)(a) If one machine is selected at random, what...
- Q Earth’s orbit around the Sun is an ellipse that is almost acircle. The Sun is at one focus, the major axis is 299,190,000 kmin length, and the minor axis is...
- Q Show that in any triangle the angle bisectors are concurrent.The point where they meet is called the incenter of thetriangle, and is the center of the incircle, whose radiusis the...
- Q How many methods are there for solving quadratic equations? Andwhich is a preferred method?
- Q 1. A living room is 15 ft x 19 ft. The walls of the room are 8.5ft tall.Calculate the total area of the West wall?How many rolls of wallpaper will...
- Q Resource allocation. A coffee manufacturer usesColombian and Brazilian coffee beans to produce two? blends, robustand mild. A pound of the robust blend requires 12 ounces ofColombian beans and 4 ounces...
- Q find the difference between the sum of the first 900 multiplesof three and the sum pf the first 900 multiples of four
- Q divide with steps7.4 / 19.4 ?
- Q A normal distribution has a mean of 15 and a standard deviationof 4 . Use the? 68-95-99.7 rule to find the percentage of values inthe distribution between 15 and 23...
- Q The? U-Drive Rent-A-Truck company plans to spend ?$8 million on280 new vehicles. Each commercial van will cost ?$25 comma 000?,each small truck ?$30 comma 000?, and each large truck???$40 comma000....
- Q The goal is to evaluate three classifiers intending toidentify gender (male/female) given the height and weight. Theevaluation is to be based on the following dataset:GenderHeight (cm)Weight (kg)Male14860Male14966Female15060Male15162Male16172The three classifiers to...
- Q For the following, give constructions using a straightedge and acompass with memory. You must prove that your constructionworks.We say that a positive real number a is constructibleif whenever we are...
- Q A saleswoman sells a? dried-fruit mixture for?$5.90per pound and nuts for?$14.55per pound. She wants to blend the two to get a10?-lbmixture that she will sell for?$9.36per pound. How much of...
- Q A Population Model The population of the world in 2013was 7.13 billion people and was growing at a rate of 1.1% peryear. Assuming that this growth rate continues, the modelP(t)...
- Q Find the values of the 5 remaining trigonometric functions giventhe value and constraints.csc = 3/2 where cos < 0
- Q the number of bacteria in millions in a petri dish t secondsafter an antibiotic is added is given by the function b(t) Assumeb(t) is an exponential function first point (1,12)...
- Q A recipe calls for 1 1/5 cups of flour for every 1/2 teaspoon ofsalt. Suppose you put 4 cups of flour in a mixing bowl. How muchsalt should you add?
- Q Maximize objective function P=3x+4ysubject to: x + y ? 7 x ? 0x+4y ? 16 y ? 0
- Q What color is the sky? What color are theclouds?
- Q In many cities and towns across the United States, the numberingsystem of the roads is based on a grid, similar to the latitude andlongitude lines on a globe. Suppose the...
- Q Orca J-43 is sighted in Pudget Sound at the following depths (infeet) at certain times t (in minutes) measured from sea level. D(t)= ? ??? ??? 59 0 ? t...
- Q You can sell 70 pet chias per week if they are marked at $1each, but only 20 each week if they are marked at $2/chia. Yourchia supplier is prepared to...
- Q (8) How can geometry be used to promote responsiblestewardship?PLEASE TYPE
- Q How many different ways can you solve a quadratic equation? Listthem.Create a trinomial that can be factored and write it in standardform.Factor x^2 – 7x + 10, 4x^2 – 81...
- Q Find the real zeros of the function f(x) = -(x+1)^3(x-2)^2 andtheir corresponding multiplicities. Use the information along witha sign chart (diagram) and then the end behavior to provide a roughsketch...
- Q Find the relation between the Euclidean radius and the sphericalradius of spherical circle.Include a picture.
- Q I need the same answer but change some wordsThe value used is mean the estimator. The average of thepopulation can be estimated punctually by the mean of the sample:.The proportion...
- Q f(x)= (4x)/(x2-4)DomainVertical AsymtoteHorizontal Asymtoteslant asymptote
- Q 256. The equation y ? 5 = m(x ? 2) represents a line, no matterwhat value m has. (a) What are the x- and y-intercepts of thisline? (b) For what...
- Q • The range of f is the domain of g and thedomain of f is the range of g.•f(a) = b if and only if g(b) = a.•(a, b) is...
- Q To attend a local auto show, children admission was $5, adultadmission was $9, and senior admission was $7. In all, 149 peopleattended the show, bringing in a total of $1061...
- Q please solve this systems of equations step by step, yourock:8.3z=3.6-5.6y8.3z=5.7+1-(1.2+3.2)xz=x+y
- Q Use the factor theorem to show that x+2 is a factor of f(x). Thefind all real zeroes for the polynomial given that x+2 is a factorof f(x). f(x) = x^3...
- Q A massive oil spill in the gulf unleashes approximately 20,311barrels of oil into the Gulf each hour. This creates an expandingcircular layer of oil on the water’s surface about 1/16...
- Q LetM 2,2 be the set of all 2x2 matrices determine whether thefollowing subspaces.A) the set of all 2x2 diagnol matricesB) the set of all matrices with a12 entryC) the set...
- Q WHY DO I NEED TO STUDY POLYNOMIALS? HAVE I EVER GOING TO USE IT?JOBS THAT USE POLYNOMIALS Visit the following site, read and givean example of your understanding use of...
- Q Forthe functionf(x)=x^4-3x^3+x^2+4x+21Use long division to determine whether x+3 is a factor off(x). Is x+3 a factor of f(x)?
- Q We can experiment with two parallelepipeds (boxes) that aresimilar in shape. The dimensions of the smaller box are 2 in. x 4in. x 3 in. The larger box has twice...
- Q Let S(t) be the price of dollar at time t, i.e. the number ofeuros per dollar. The behavior of S(t) through time is modeled by??(?) ?(?) = ??? + ???(?)...
- Q At 9 cents per kilowatt-hour of electric power. Analyze how muchmoney you would save in a year (365 days) if you went fromnon-energy efficient to energy efficient appliances. Calculate howmuch...
- Q A movie theater has at most 90 seats available. Each adult movieticket costs $14, and each child movie ticket costs $8. To make aprofit, the theater must bring in more...
- Q Just because two or more values are different does not mean thatthey are different in a statistically significant manner.Researchers rely on the p values that are generated for each oftheir...
- Q 3) Now you will plan for your retirement. To do this we need tofirst determine a couple of values.a. How much will you invest each year? Even $25 a month...
- Q Let g(x)=?6x^6+29x^5+126x^4+135x^3+576x^2+76x?96. Given that -2iis a root of g(x) and that g(x) has at least one rational root,find all the real roots of g(x) in increasing order.
- Q Your farm encompasses 500 acres, and you are planning to growsoybeans, corn, and wheat in the coming planting season. Fertilizercosts per acre are: $5 for soybeans, $2 for corn, and...
- Q Solve the given equation. (Enter your answers as acomma-separated list. Let k be any integer. Round terms tothree decimal places where appropriate. If there is no solution,enter NO SOLUTION.)cos(?) ?...
- Q Maximization applicationsA farmer has 100 acres of land on which she plans to grow wheatand corn. Each acre of wheat requires 4 hours of labor and $20 ofcapital, and each...
- Q What does a sampling distribution have to do with a confidenceinterval?
- Q Argument ASince all triangles have three sides, and an isosceles triangleis a triangle, it follows that an isosceles triangle has threesides.Argument a is:inductive/deductive;valid/invalid/strong/weak;sound/unsound/cogent/uncogent?Argument BThere is a large crack in Philadelphia's...
- Q Complete the table to determine the balance A for P = $1200dollars invested at rate r = 6% for t = 10 years and compounded ntimes per year. (Round your...
- Q Translate the phrases to a system of linear equations: y=a1*x+b1 and y=a2*x+b2 with a variables, e.g. x and y. What do they-intercepts represent in your example? What does the solution...
- Q Compound Interest In Exercises 17 and 18, determine the timenecessary for $1000 to double if it is invested at interest ratecompounded (a) annually, (b) monthly, (c) daily, and (d)continuously17. r...
- Q A farmer raises only sheep and geese. She wants to raise atleast 16 animals, including 7 sheep. She spends $34 to raise asheep and $15 to raise a goose, and...
- Q DISCUSS UNDERSTANDING HOW TO SOLVE AN EQUATION ALGEBRAICALLY ANDGRAPHICALLY.
- Q Consider the following scenario:A drum used for percussion has sides modeled by a hyperbola.Suppose the total height of the drum is known. The diameter at thetop of the drum is...
- Q axis symmetry, graph max or min value, domain, range and allintervals where function increases or decreases. f(x)=5(x-3)^2+6f(x)=-7(x-8)^2+1 f(x)=-6(x+4)^-8 f(x)=2(x+2)^2+9
- Q Let A be some m*n matrix. Consider the set S = {z : Az = 0}.First show that this is a vector space. Now show that n = p+q wherep...
- Q a. Find three rational numbers between3/4 and 0. 75 overbarb. Find three rational numbers between 1/9and 0. 12 overbar
- Q Determine which of the following sets of vectors form a basisfor R 3 . S = {(1, 0, ?1),(2, 5, 1),(0, ?4, 3)}, T = {(?1, 3,2),(3, ?1, ?3),(1, 5,...
- Q Let A and b be the matrices A = 1 2 4 173 6 ?12 32 3 ?3 20 2 ?2 6and b = (17, 3, 3, 4) . (a)...
- Q Find the equation of the straight lines and draw thegraph.a) Go through point (2,1) and have slope 5.b) Go through points (3, -1) and (4,5)
- Q In Week 4 we learned about quadratic equations. In physics aquadratic equation can be used to model projectile motion.Projectile motion can describe the movement of a baseball after ithas been...
- Q A rectangular piece of metal is 30in longer than it is wide.Squares with sides 6in long are cut from the four corners and theflaps are folded upward to form an...
- Q Sketch a graph of the polynomials below as demonstrated in thePolynomial Functions video. Note: Do not just graph on acalculator and copy the graph! No credit will be given withoutsupporing work...
- Q A certain business keeps a database of information about itscustomers. A. Let C be the rule which assigns to each customershown in the table his or her home phone number....
- Q Suppose an ice cream cone has negligible thickness and the tipof the cone is identified with origin (0,0,0)and the circularopening at the top is identified with the equation x^2+y^2=1, z=1.if...
- Q Let Poly3(x) = polynomials in x of degree at most 2. They form a3- dimensional space. Express the operator T(p) = p'as a matrix (i) in basis {1, x, x...
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