Algebra, need help! Thank you.

1. Write the function f(x) = 2x2 - 2x - 12 in vertex form to highlight the vertex. Enter the function in vertex form and the coordinates of the vertex.2. Write the function f(x) = 2x2 - 2x - 12 in... more


fill out the information for the function:

f(x)=1/2sin(pi/5(x+6))-2phase shift:vertical shift:amplitude:period:


What is the answer?

A spring with a natural length of 3.0 meters is held at a length of 3.5 meters by a force of 5 newtons. How much work is done in stretching this spring from a length of 4.1 meters to a length of... more

Show that the given functions are orthogonal on the indicated interval.

F1(x)=x , F2(x)=cos2x  ,[-pi/2,pi/2]

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