If A= 1-3 -3 and AB= 15 14 -8 4 - 13 determine the first and second columns of B. Let b₁ be column 1 of B and b₂ be column 2 of B.

Q: -2(5x-1)-5 6x-4(3-x)

A: Given inequation is

Q: 3(2x+5)=2x-5

A: It is given that  3(2x+5)=2x-5 We have to solve for x.

Q: -11x-(7-5x)-1/2(6x+4)

A: Given,

Q: Add  (x3y2 + 4x2y3 + 3xy + 3) + (x2y3 + 4x3y2 + 3xy + 2 )

A: To add the expression

Q: 2(6x+11)=11+14x-4

A: Given Equation:- 26x+11=11+14x-4

Q: 6 = -4(1 - x) + 3(x + 1)

A: Given:

Q: Where did -2x+2x come from? Please explain. Thank you

A:

Q: Please help

A: Calculation:It is known that (a +b)2 – 2ab = a2 +b2.Use the above known formula to obtain the value…

Q: (a²-3ab+2b²)+(-4a²+5ab-b²)

A:

Q: -x+2y=6 and 6y=x+18

A: Our objective is to find the solution to the system of equation.

Q: Find f- (3) – 4ƒ(6).

A: Given: The table x f(x) 1 4 2 1 3 2 4 6 5 3 6 5

Q: -1 2s-3 9s2-12s+20

A: Given, L-12s-39s2-12s+20 Expanding the given function as, L-129·s-23s-232+169-527L-11s-232+169

Q: Evaluate (4r +1) dr -2

A: