Irene purchased some earrings that regularly cost $55 for a friends birthday. Irene used 20% OFF" coupon Irene's friend did not like the gift so she tried to return the earrings.
She did not have the receipt so the store would only give her store credit for 50% of the
purchase price. How much credit did Irene's friend receive?
789.3

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1

and?

step-by-step explanation:

4.28095238095 that is the answer

answer is  

c.

56

hope you get this right