Basic Math question and answers for January 28, 2024
- Q Two married couples have bought 4 seats in the same row for a concert. In how many different ways can they be seated(a) with no restrictions?(b) if each couple is...
- Q Use the truth value of each simple statement to determine the truth value of the compound statement. Use the Internet if you need help determining the truth value of a...
- Q Which of the following is true about public opinion polls?A smaller sample creates more accurate resultsA random sample will lead to error, so a reputable sample would use a purposive...
- Q The probability that a vehicle entering a specific scenic area has Canadian license plates is 0.11; the probability that it is a camper is 0.26, and the probability that it...
- Q LetU = {15, 16, 17, 18, 19, 20, 21, 22, 23, 24)A = {18, 19, 20, 21}B = {15, 17, 19, 21, 23}C = (16, 18, 19, 23, 24)Find the...
- Q In a survey of 106 college students, 88 use Facebook, 35 use Google+, and 23 use both.(a) How many use Google+ only?There are college students who use Google+ only.(b) How...
- Q The composite transformation on the Euclidean Plane Py=-x Py=x is equivalent to which of the following?T: (x,y) ? (x, -y)hoLDo,-1Do,1
- Q Let U={24, 25, 26, 27, 28, 29, 30, 31, 32, 33}A = {27, 28, 29, 30}B = {24, 26, 28, 30, 32}C={25, 27, 28, 32, 33}Find the set. A ?...
- Q In my Tae Kwon Do class, there are three black belts, three red belts, two blue belts, four green belts, and three yellow belts. If the sensei selects a student...
- Q LetU = {22, 23, 24, 25, 26, 27, 28, 29, 30, 31}A = {25, 26, 27, 28}B = {22, 24, 26, 28, 30}C= {23, 25, 26, 30, 31}Find the set.A...
- Q In a survey of 100 college students, 78 use Facebook, 37 use Google+, and 19 use both.(a) How many use Google+ only?There are ____ college students who use Google+ only.
- Q Given A = {a, b, c, d, e}, how many subsets does set A have?523264
- Q Describe mail-time situations that illustrate each computation, and state the answer in each case.(a) (-78) + (-10)Choose the situation which illustrates the computation.A. A bill for $78 and a bill...
- Q What properties can you use to make these computations easy?(a) Choose the correct property below.A. Associative property of additionB. Distributive property of multiplication over additionC. Distributive property of multiplication over...
- Q Some researchers developing a new intelligence test are trying to decide how much time to allow to complete the test. The researchers have recorded the times (in minutes) for completion...
- Q Use this table or the ALEKS calculator to complete the following.Give your answers to four decimal places (for example, 0.1234).(a) Find the area under the standard normal curve to the...
- Q Identify the properties satisfied by the following relations by putting a ? (check) on the corresponding box.1).R = {(1,1),(1,2),(1,3),(2,1),(2,2),(3,3),(4,4)}2)R = {(1,2),(1,3),(1,4),(3,2),(3,4),(4,2)}3)R = {(x,y) | |x-y| = 2}4).R = {(x,y) |...
- Q Let S = {1, 2, 3, ..., 18, 19, 20} be the universal set.Let sets A and B be subsets of S, where:Set A = {2, 4, 8, 10, 11,...
- Q In 7-card poker, each player is dealt 7 cards (go figure) from a standard deck of 52 cards.
- Q Numerical optimizationThe function f(a,b) = a^2*e^(a*b) + 3*a*ln(b)is calculated by:x1 = a^2x2 = a*bx3 = e^x2x4 = ln(b)x5 = a*x4x6 = 3*x5x7 = x1*x3f = x6 +x7Use forward-mode automatic differentiation...
- Q Suppose that the relation S is defined as follows.S = {(2, 3), (1, b), (3, b)}Give the domain and range of S.Write your answers using set notation.domainrange =
- Q Suppose that the relation S is defined as follows.S = {(-7, 6), (-7, -3), (0, 3), (3, -2)}Give the domain and range of S.Write your answers using set notation.domain =...
- Q For each pair of sets, decide if the sets are equivalent to one another.(a) (1, 2, 3, 4, 5) and (xlx is a letter in the phrase "PANAMA BANANA MAN"}(b)...
- Q A tile is selected from seven tiles, each labeled with a different letter from the first seven letters of the alphabetThe letter selected will be recorded as the outcome.Consider the...
- Q A number cube with faces labeled 1 to 6 is rolled once.The number rolled will be recorded as the outcome.Consider the following events.Event A: The number rolled is even.Event B:...
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