SOLUTION: The value of c is the value of a2 + b2 when a = 2 and b = −2. Find the value of c2 − 7.

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Question 958238: The value of c is the value of
a2 + b2 when a = 2 and b = −2.
Find the value of c2 − 7.
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

if the value of c is the value of a%5E2+%2B+b%5E2 when a+=+2 and b+=-2, then we have
c=a%5E2+%2B+b%5E2
c=2%5E2+%2B+%28-2%29%5E2
c=4+%2B+4
c=8
so, the value of c%5E2-7 will be
c%5E2-7
8%5E2-7
64-7
57