90 trucks- for every 2 cars there are 5 trucks
F(x) = 4x - 9
let f(x) = y, this implies that x = f⁻¹(y)
y = 4x - 9 Let us solve for x.
4x - 9 = y
4x = y + 9
x = (y + 9)/4
Recall that x = f⁻¹(y),
x = (y + 9)/4
f⁻¹(y) = (y + 9)/4
That means that for f⁻¹(x)
f⁻¹(x) = (x + 9)/4
Hope this explains it.
Answer:
-7
Step-by-step explanation:
there is nothing to explain but anyways
-4 - 3 = -7
Answer:
the 2nd one
Step-by-step explanation:
mecause its new=original
Answer:
AB
Step-by-step explanation:
the hypotenuse is always the longest side in a triangle
