Question

(ii) (2x - 3) (5x + 2) + (3x – 7) (4x - 1)​

Answer 1

Answer:

22X2-42X+1

Step-by-step explanation:

(2X-3)(5X+2)+(3X-7)(4X-1)

=2X(5X+2)-3(5X+2)+3X(4X-1)-7(4X-1)

=10X2+4X-15X-6+12X2-3X-28X+7

=(10X2+12X2)+(4X-15X-3X-28X)+(-6+7)

=22X2+(4X-46X)+1

=22X2-42X+1