Question

multiply the following and verify the result taking a=-1 ,b=2 and c=1 e) (5a-2b)(3b+4c)​

Answer 1

Answer:

The answer will be - 90

Step-by-step explanation:

= (5a - 2b) (3b + 4c)

= (5× (-1) - 2 × 2 ) (3 × 2 + 4 × 1)

= (-5 - 4) (6 + 4)

= -9 × 10

= -90 ans.

have an great day ahead !!!