The answer is B, because 0.06*45000 + 0.08(51000-45000) = 3,180
125 dollars a week he would have by an average I did theis yesterday XD
Its 100 because its not rounded to the nearest whole like 200 because its less than 50 so it would round down
Hello,
which principle?
f(x)=-x²+2x
==>f'(x)= -2x+2
You mean maybe this

f(x+h)=-(x+h)²+2(x+h)= -(x²+2hx+h²)+2x+2h
f(x)=-x²+2x