Scan QR code or get instant email to install app
Question:
Given f(x) = \(-3x^2+4x+1\), evaluate f(2).
A
−3
explanation
Substitute 2 for x.
f(2) = \(-3(2)^2+4(2)+1\)
Exponent first: \(2^2 = 4\)
\(f(2) = −3(4) + 4(2) + 1\)
Multiply: \(−3(4) = −12\) and \(4(2) = 8\)
\(f(2) = −12+ 8 + 1\)
Simplify.
\(f(2) = −3\)
Take more free practice tests for other GED topics with our ged test now!
Related Information
Comments