If f(x)=4x^2+1 and g(x)=x^2-5, find (f-g)(x)

a. 5x^2-6
b. 3x^2+6
c. 3x^2-4
d. 5x^2-4

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?

Anyone know? is appreciated! will mark brainliest if correct!

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor