SOLUTION: I am really having a hard time figuring this problem out. Evaluate f(x)=4x^2-7forf(1/2) I don't really know what this ^ means

Question 224940: I am really having a hard time figuring this problem out.
Evaluate f(x)=4x^2-7forf(1/2)
I don't really know what this ^ means
Answer by Earlsdon(6294) (Show Source): You can put this solution on YOUR website!
First, x^2 is a way of indicating the square of x. The ^ means "raise to the power" and the number is the exponent.
To find , substitute

RELATED QUESTIONS
I am really having a hard time trying to figure out this problem... √ -x+7 =... (answered by edjones)

I need a story problem for 1/4x=3/2. I know x=6,but I am having problems figuring out a... (answered by josmiceli)

Graph the following equations; calculate the slope, x-intercept, and y-intercept, and... (answered by Alan3354)

Find the quadratic function {{{f(x)=ax^2+bx+c}}} for which f(1)=6 , f(-2)=18 , and... (answered by stanbon,MathLover1)

Having a hard time figuring out this problem. I am to simplify by removing factor of 1 (answered by jim_thompson5910)

Hi, this is a division problem i am having a hard time figuring out. the question is... (answered by Mathtut)

Solve the quadratic equation by factoring. {{{x^2=400}}} I am having a hard time... (answered by jim_thompson5910)

I am having a really hard time figuring this out please van someone help me solve by... (answered by rfer)

Question asks:A jet plane traveling at 500 mph overtakes a propeller plane traveling at... (answered by stanbon)