SOLUTION: x2 to the 2 nd power + sq root of 64= for x=6 That's all i know it's for my grandaughter

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Question 175519: x2 to the 2 nd power + sq root of 64=
for x=6
That's all i know it's for my grandaughter
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!
I think you mean evaluate f%286%29 for f%28x%29=x%5E2%2Bsqrt%2864%29

Step 1: We know that 8+%2A+8+=+64, so we can say sqrt%2864%29+=+8. Substituting:

x%5E2%2Bsqrt%2864%29=x%5E2%2B8

Now substitute 6 for x

f%286%29+=+6%5E2+%2B+8+=+36+%2B+8+=+44