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OpenStudy (anonymous):
evaluate √x + 21 when x = 4 write the answer in simplified radical form. 25 23 10 5
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OpenStudy (abdullahm):
sqrt ( x + 21), right?
OpenStudy (abdullahm):
If so, what is 21 + 4 = ?
OpenStudy (anonymous):
25
OpenStudy (abdullahm):
Good. What is sqrt(25) = ?
OpenStudy (anonymous):
5
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OpenStudy (anonymous):
but 25 cant be simplified
OpenStudy (anonymous):
????
OpenStudy (abdullahm):
25 can't be simplified anymore, but sqrt (25) can be simplified to 5.
OpenStudy (anonymous):
so the answer is 5?
OpenStudy (abdullahm):
Yes :)
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OpenStudy (anonymous):
thanks
OpenStudy (anonymous):
one more problem?
OpenStudy (abdullahm):
I have to go now. Have a great day!
OpenStudy (anonymous):
well thanks for your help!
OpenStudy (abdullahm):
It was my pleasure!
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