NeedsGoodAnswer
Simplify the following expression: 8^2 /the square root of 16 + 5^2 - 8
forty-nine
twenty-one
thirty-three
forty-three
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NeedsGoodAnswer
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anything with a ^2 after it is supposed to be squared
myininaya
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Is that:
\[\frac{8^2}{\sqrt{16+5^2-8}}\]
NeedsGoodAnswer
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\[8\div \sqrt{16}+5^{2}-8\]
myininaya
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\[\frac{8}{\sqrt{16}}+5^2-8 \]
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so its \[1+5^{2}-8\]?
myininaya
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\[\sqrt{16}=4\]
NeedsGoodAnswer
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or actually its \[2+5^{2}-8?\]
myininaya
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Yes
NeedsGoodAnswer
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then you simplify the 5 squared to \[2+25-8\]
myininaya
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yes!
NeedsGoodAnswer
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so 2+25 = 27
27-8 = 19?
myininaya
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yes!
NeedsGoodAnswer
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then what because 19 is not an answer and im lost after that.......
myininaya
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\[\frac{8}{\sqrt{16}}+5^2-8=\frac{8}{4}+5^2-8=2+25-8=27-8=19\]
Yep it is the answer!
Be sure that the problem I have looks exactly like the problem you have.
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o i see thank you alot!