Question

simplify 2x^2(xy- 4)+3y (x+ 2) and find its value for
x = -1
y =5​

Answer 1

Step-by-step explanation:

For the expression substitute values of x and y

2(-1)²[(-1×5)-4] + 3*5(-1+2)

2*1(4-4) + 15*1

2*0 + 15

15

answer 15

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