Question

answer. you are the brainliest​

Answer 1

Answer:

5)(a)6 power 4    (b) 5²×7³

1) (6x+7y)(6x-7y)

=(6x)²-(7y)²=36x²-49y²

2) (a) 512= 2 power 9    (b)3125= 5 power 5

3)(9x+3y)+(10x-9y)=19x-3y

degree=1

4) 24+25+26=75