Which of the following is a quadratic function? a. f(x)=2x+5
b. f(x)=3-4x^2
c. f(x)=2^x
d. f(x)=0x^2+3x-6

Afruit stand has to decide what to charge for their produce. they need $10 for 4 apples and 4 oranges. they also need $15 for 6 apples and 6 oranges. we put this information into a system of linear equations. can we find a unique price for an apple and an orange?

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

How is working backward similar to solving an equation?