Math, asked by anuradhashaw888, 5 hours ago

Expand using -(3a+8b)²

Answers

Answered by khushisharma27059

0

Answer:

-(3a+8b)² = (-1)²(3a+8b)²

= (1)(9a²+64b²+48ab)

=(9a²+64b²+48ab)

Answered by 2020nehaparveen

1

Answer:

(3a+8b)²= 9a²+ 64²+ 48ab

Step-by-step explanation:

as the formula (a +b)²= a²+b²+2ab

...(3a+8b)²= (3a)²+(8b)²+2×3a×8b

= 9a²+64b²+48ab

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