Question

(5x-2x-8) ,(8x2-7x-9), (3+7x2-2x​

Answer 1

Step-by-step explanation:

3x-8(8×2-7x-9),(3+7×2-2x)

3x(8×2-7x-9)-8(8×2-7x-9)

24x-21(x)2-27x-64+56x+72

24x-27x+56x-64+72-21(x)2

53x+8-21(x)(3+7×2-2x)

53x(3+7×2-2x+8(3+7×2-2x)-21(x)2(3+7×2-2x)

159x+742x-106(x)2