(a+8)^2-(b+5)^2 plzzz help me with this summ
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hello friend
your answer is
=> (a+8)² - (b+5)²
=> a²+2(a)(8)+(8)² - b²+2(b)(5)+(5)²
=> a²+16a+64- (b²+10b+25)
=> a²+16a+64-b²-10b-25
=> a²-b²+16a-10b +64-25
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=> | a²-b²+16a-10b+39 |
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is your answer
hope it's help
your answer is
=> (a+8)² - (b+5)²
=> a²+2(a)(8)+(8)² - b²+2(b)(5)+(5)²
=> a²+16a+64- (b²+10b+25)
=> a²+16a+64-b²-10b-25
=> a²-b²+16a-10b +64-25
----------------------------------
=> | a²-b²+16a-10b+39 |
----------------------------------
is your answer
hope it's help
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