Question 19 If A = [] and rref(A): O True O False 1 1 0 013 00 0 23 3 then the equation w = 27 +37 must hold.

Q: What is the value of z that makes the following true? 10 2ェ -1 4 I + 3

A: The given equation is 4x+3=102x-1

Q: Find x, and x2. -1 -3 Xq 13 5-1 X2 -31 X2 3=

A:

Q: If x 0, which of the following is equivalent to the expression below? 8x-6x 2x A. &r-4x B. &-3 C.…

A:

Q: Let B = [-1 1 4 -3] Find -4B

A: Solution

Q: Find the singular values of -2 31 -B1 -1 -4 A =

A:

Q: (1) Compute the fundamental group of X = R³\{x – axis}U {y – axis} U{z – axis}.

A:

Q: Let ā = (– 2, – 1, 3) and b = (- 5, 1, – 4). Find ā · b.

A: Given that , a→=-2 ,-1 ,3 and b→=-5 ,1 ,-4 a→·b→=?

Q: and y= If a = 3, then x =

A: Solve using the properties of trigonometric rations

Q: . If an+1 = 2an + 3 and ao = 1, then a7 509 513 496 487

A:

Q: -3 1 -3 -2 A = B = -1 1 2 -2 Ex: 42 7 AB = АВ -5 2.

A: Given:        A=0-3-2-121        B=-310-12-2    Multiplying Matrix A and B   AB=0-3-2-121·-310-12-2

Q: Evaluate the given expression. Take X 3 B-B and C A= 2 AT + 3CT 5 ↓ T -1 -2 ↓ ↑ 1 1 -1 -1

A:

Q: Find the following expressions if a = (6r, 0, r), b = (6s, –s, 7s), and c = (2t, 10t, 5). a ·b = 1.…

A: We need to find dot product.