5.) Evaluate the expression below. 21 -3 x -5 ÷ -7 A. -7 B. -5 C. 5 D. 7

Q: (3) If "P =12 "P, , the n is equal to (а) 9 (b) 7 (c) 6 (d) 12 (е) 10 (f) None of these

A: From the given information:P4n=12 P2n⇒nn-1n-2n-3n-4!n-4!=12…

Q: 9. Evaluate W(1 +a, r, r?) (a) -2 (b) -2r (c) 2r (d) 2

A:

Q: w

A:

Q: 50+|5 –6| Which of the following is equivalent to 7- :? - 3(2)3

A: Given : 7 - 50 +5-6-323

Q: 12. If C(12, r) = 792, which of the following is a possible value of r? * 8 9

A:

Q: 23. In order for c || d, 22 and 27 must be ? and 23 and 25 must be? a C d 4. 7. 3.

A: NOTE: As per our guidelines, I have solved the first problem. If you want the answer of other,…

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A: As per our guidelines we are supposed to answer only one question per post so I am solving first…

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A:

Q: Which number sentence can be used to find 42÷7=D? 4) 7÷ 42 = O 4) 42 x O = 7 42 – 7 = 0 7 x O = 42…

A: When the divisor multiply by quotient then we get the dividend

Q: Statement: If Awo distaibutions hare, mean XX2 ¢ S D 61, 62 ¢ Size nI ane despectively. then the…

A: Standard deviation is a measure of dispersion. It is used to measure the variability in the data…

Q: If P(A) = 0.5 and P(ANB) = 0.35, what are the possible values for P(B)? %3D %3D

A: Here use basic of dependent and independent events

Q: VII. Let A = {2, 4, 6, 8), B = {6, 9), C = {4, 8). Answer each of the following questions. Justify…

A: The student has explicitly asked for the solutions to questions (20) and (22) only. Hence solutions…

Q: Decide whether the following statement is true. If a, b, m, n e N and a | m and b| n, then a + b|m +…

A: The given statement is:If a,b,m,n ∈ℕ and a|m and b|n, then a+b|m+n.We need check whether the…

Q: 10.According to Morgan's Laws, p q is equivalent to -(p v q). A

A:

Q: 14. Which equation represents the given O y = -4(# – 4)² + 5 1= +(7 – 4)2 + 5

A:

Q: Which of the following is equivalent to 5³/⁹ a.) (5√/8)³ b.) (√√8)5 8 c.) (√/5)³ 3 d.) (8√/5)³ O

A:

Q: Given P(A or B)=0.21, P(A)=0.43, P(B)=.005 What is B

A: The general formula of probability is given by, (P(A or B)=P(A)+P(B)-P(A and B) For this case,…

Q: If X follows N (15, 1) andU = 12 +6X, then mean of U is, a) b) c) d) 15 12 6. 102

A: It is given that, X is normally distributed as N(15,1). That is,

Q: Which of the following is equivalent to ¬(p ^ q)? O a. p ^ -q O o b. -p V-q О с. -р А-q Aq O d. -(p…

A:

Q: Determine if the following are true or false: a) 4C1, 4) b) 4E[1, 4) c) (4)C (1, (4)]

A:

Q: Given that a = (2, -3) , b = (3, 4) and c = (-1, 5) find the number.

A:

Q: b)askerh the carue wilhoquation Honce, Find the acoa the firite authia pasoua

A: Hey, since there are multiple sub parts posted, we will answer first sub parts . If you want any…

Q: If u -( 1, k, -2, 5) and ||u||-6, what is the value of k? O +6 +/30

A: Answer

Q: Q5. Which of these statements is False А. (а?)3 — а6 в. а?а? — а 5 2.3 a a2 С. a3 = a¬1 D. a + a' =…

A:

Q: (B) = 10 and n(A N B) = 4, what is n(A u

A: n(A U B)=12

Q: 3. Given: ao = 4, a5 = 24, an = 16 Find: n =? %3D а. 1 b. 2 с. 3 d. 4

A:

Q: Consider the diagram below. It is known that AE=62, AN = 5b - 4, NI = 5b + 1, and GE = 36. What is…

A: Given that:AE=62, AN=5b-4, NI=5b+1 and GE=36 To Calculate: Value of NI

Q: -4 If B = and []B then a 3 4

A: B = {(1, 3)t, (0, 1)t} Co-ordinate representation of x with respect to B is         [x]B = (-4, 4)t

Q: Which of the following is correct? a. 6| 20 c. 8 4 b. 3 |26 d. 4 8 O d O c O b O a

A: The expression  implies that a divides b . It implies that if b is divided by a , then the remainder…

Q: (-5)

A:

Q: Q5 In a class of 100 students, 35 like science and 45 like math. 10 like both. (i) How many like…

A: Given that,  In a class of 100 students,35 like science and 45 like maths,10 like both.

Q: If A = (2, 4, 1), determine A c. i а. 21 b. 21 d. 7

A:

Q: If (5,-3) and w (8.4), find-6u+w. Select the correct answer below. O (-22, 19) (टट धT) (13.1) O…

A: Given vectors:

Q: 1. Which of the following is equivalent to C¿? A) C? P(9,6) B) 6! 9! C) 6!3! D) All of the above

A:

Q: 50. Which of the following statements is true? O+C = 180 а. b. A + C = 180 c. C + D = 180 d. O + B =…

A: Given: ∠C=y∠A=70∠BOD=x

Q: 6. If m2-23 = n², which of the following expressions must equal 23 ? A (m + n) (m – n) (m – n) (m –…

A:

Q: (; :) -: )--(: )-(; :) 2 b + 8 a 3 1 1 4 6 Given that 1 What is the value of a+b+c+d? 1 7 3 5 d

A:

Q: 7. How many outfits are possible with 5 pairs of pants, 2 pairs of rubber shoes, and 8 T-shirts? A.…

A:

Q: In how many ways can the letters of the word 'LEADER' be arranged? A 5! / 2! B C(6,2) x 4! P(6,5) x…

A: 'LEADER' word contains 6 letters, namely 1L, 2E, 1A, 1D and 1R.

Q: What is the answer for C I cant read that hand writing

A: We can solve this as follows:

Q: 3. What is C(7,1)? А. 1 В. 7 С. 14 D. 49 4. What is the combination of 8 objects taken 3 at a time?…

A: As per guideline expert have to answer first question only since I have done two answer for you dear…

Q: Decide whether the following statement is true. If a, b,m, n 2∈N and a |m and b | n, then |a + b |…

A: Suppose a, b ,m, n are natural numbers

Q: ら4 2メナ6 25 Loy, 4 (メーA) (ら+B) 4 So 12メーネ-?? where A=1 b=951

A:

Q: Given: -8 17 csce = O 17/15 -17/15 17/8 -17/8

A:

Q: For oM, which is an expression for d in terms of a, b, and c? M N' C O A. a(a + b) – c2 о в. b(а +…

A:

Q: 5. Given P(A and B) = 0.08, P(B) = 0.85, P(B|A) = 0.54, what is P(A)

A: We will use the conditional probability formula

Q: 60 V3 7.5 12) 11) ava 10 45"

A: we use Trigonometry ratios

Q: 6. If m2-23 = n², which of the following expressions must equal 23 ? (m+n) (m - n) .B (m- n) (m- n)…

A:

Q: Look at the diagram and evaluate. Which of the statements below is TRUE? A B O 1 2 345 6 7 8 9 10 11…

A: