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OpenStudy (anonymous):
what is the simplified form of the expression 13[6^2 ÷ (5^2 – 4^2) + 9] ???? A.169 B.585 C.181 D.26
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hartnn (hartnn):
u know PEMDAS ?
OpenStudy (anonymous):
Yes.
OpenStudy (anonymous):
Order of operations ?
hartnn (hartnn):
yes, so first u evaluate paranthesis so whats 5^2 -4^2 ?
OpenStudy (anonymous):
9
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hartnn (hartnn):
yes, what is 6^2/9= ?
OpenStudy (anonymous):
4?
hartnn (hartnn):
yes, thats correct....u going good :) whats 4+9 ?
OpenStudy (anonymous):
13
hartnn (hartnn):
lastly whats 13*13 = ?
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OpenStudy (anonymous):
169 lol thank you so much for breaking it down for me
hartnn (hartnn):
welcome :)
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