simplify =(3x+5)²-(3x-5)²
Answers
Answered by
24
Answer:
60x
Step-by-step explanation:
- =9x2+30x+25-(9x2-30x+25)
- =9x2+30x+25-9x2+30x-25
- =30x+30x
- =60x
- I hope it will useful to you
Answered by
13
(3x+5)²-(3x-5)²
= (a+b)^2-(a-b)^2
= a^2+2ab+b^2-(a^2-2ab+b^2)
= a^2+2ab+b^2-a^2+2ab-b^2)
= 4ab
=(3x+5)²-(3x-5)²=4×3x×5=60x
I hope this helps you and please mark me the Brainliast.
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