Two numbers are reciprocals of each other if they have different signs in front. O True O False

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: If a = +, what is the value of 1 ? O A. X+y о в. a + y ry O C. ry D. x? + y?

A:

Q: Let x = -4 and y = 2. Evaluate each expression. |-5 y+x|

A: To solve, |-5 y+x|

Q: 7 5 X + -6 8 -8 -6 X. X =

A:

Q: 1+1=2. Select one: O True O False

A:

Q: The symbol for similar is . O True O False

A: We have to check the symbol for similar is ~.

Q: If then A-¹ = A = 0 0 -1 0 1 1 1 2

A:

Q: -1 2 -2 + S = 4 If S 4 then, S? = 13x3 3 4 -4 true O False

A:

Q: (5+h)? –25 limp0 10. h O True O False

A:

Q: What is each real-number root? 1. a. V-27 b. V-81 c. V(-7)2 d. V-49

A: Here we can  a and c are real numbers but others are not Solution is given below.

Q: Write each of the following expressions as a" , where aE R, nE Z: 9°.3. 27

A:

Q: Simplify each expression. a. i57 b. i22

A: Simplify each expression

Q: Simplify: -224 -3/3- у54 O -7/6 – 3,/3 O -7/6 O -4/6 – 6,/3 O -7/6 – 6/3

A:

Q: + ● = = ★=□+□+□ = =

A:

Q: In an AP  if d = -4 , n   = 7 , an=4 , then a is equal to

A: The general form for the nth term of an AP is, an=a+n-1d Here, a is the first term, n is the number…

Q: Evaluate each expression. -|-8|

A: We have to evaluate the given  expression --8.

Q: If a=4 and b=-6, then la²+b/al=? A. -8 OB. -2 O C. 20 OD. 14.5 OE. -14.5

A: Topic - Algebraic operations we are given a=4 and b=-6 we need to find a2+b/a

Q: Find, if possible, (a) AB and (b) BA.

A: A is a 3x3 matrix and B is a 3x1 matrix So the product AB will be possible. Because the number of…

Q: Decide whether A and B are inverses of each other. 3-4 [-] B= -5 7 A = 74 5 3 Are A and B inverses…

A:

Q: Which of the following is NOT true? a.|0|=0 b.|-18|=18 c.|9|=-9 d.|26|=26

A:

Q: Let A = 1 1 1`1 1 1 1], B= CD c=H₁ 1 1 Which of the following expressions is NOT defined?

A: we need to find which of the given expressions is not defined.

Q: 1. Which is equivalent to 8+7 +2 2十1 O (e+1)(z-7) #十2 e+1 +2

A: Given:- (x2+8x+7)(x2+9x+14) To Find:- Need to find equivalent rational function

Q: 5 A = 1 [3 5 B = 1 1 3 similar O not similar

A:

Q: identify each number as one ofthe following: real, imaginary, pure imaginary.

A: An imaginary number is a complex number that can be written as a real number multiplied by the…

Q: If [3-2 fro] dse =15 Then

A: Evaluation of the definite Integrals,   by using properties of the definite Integral