Using suitable identity evaluate 23² - 17²
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Answered by
4
(A+b) (a-b) =(23+17)(23-17)=(40)(6)=240
rshashwat2014:
This method that I did was for a 4 marks question
Your solution is also right. But that's too long.
I know
see my answer and tell me i am right or wrong
I explain to understand
You are right bro
Don't worry
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Thanks
But please please mark as brainliest
Answered by
2
we know that,(a+b)(a-b)=a^2-b^2
hence, 23^2-17^2
(23-17)(23+17)
6×40
Answer is 240
hope it helps you.
please mark as brainliest
hence, 23^2-17^2
(23-17)(23+17)
6×40
Answer is 240
hope it helps you.
please mark as brainliest
answer is 240 i write see
please mark as brainliest
Yeah, nice answer. This is the suitable identity.
please mark as brainliest
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