Question

Find the value of -4x2y2 +2xy -5x+12y-1 when x=-2 and y=-3

Answer 1

Step-by-step explanation:

first put value in equation

x=-2. y=-3

1. -4(-2)^2(-3)^2+2(-2)(-3)-5(-2)+12(-3)-1

2.-4(4)(9)+2(6)+10-36-1

3.-4(36)+12+10-37

4.-144+22-37

5.-159

. your answer is (-159)

Answer 2

Step-by-step explanation:

–111 is the answer for the given equation