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OpenStudy (elonasushchik):
Hey!!!! Consider the function f(x) = 4x2 + 5. Find the value of f(x) when x = 2 and select the correct answer below. 13 21 69 89
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OpenStudy (steve816):
Hey, to find the value when x=2, simply plug in 2 to your equation!
OpenStudy (elonasushchik):
okay then..
OpenStudy (steve816):
\[f(x)=4(2)^2+5\]
OpenStudy (steve816):
\[f(x)=4(4)+5\] \[f(x)=16+5\] \[f(x)=21\]
OpenStudy (steve816):
So your answer would be the 2nd choice. Hope this helps!
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OpenStudy (elonasushchik):
I knew it was B. Thank you Sooo much steve for justifying my answer and taking your time!!! @steve816
OpenStudy (steve816):
No problem!
OpenStudy (elonasushchik):
:)
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