We are given two problems. The first problem asks us to find the inverse function $h^{-1}(y)$ of the function $h(x) = \frac{3}{2}x - 7$. The second problem asks us to find the inverse function $f^{-1}(y)$ of the function $f(x) = \sqrt{x-2} + 4$.

AlgebraInverse FunctionsFunction TransformationsSquare Roots
2025/3/11

1. Problem Description

We are given two problems. The first problem asks us to find the inverse function h1(y)h^{-1}(y) of the function h(x)=32x7h(x) = \frac{3}{2}x - 7. The second problem asks us to find the inverse function f1(y)f^{-1}(y) of the function f(x)=x2+4f(x) = \sqrt{x-2} + 4.

2. Solution Steps

Problem 1:
We are given h(x)=32x7h(x) = \frac{3}{2}x - 7. To find the inverse function h1(y)h^{-1}(y), we set y=h(x)y = h(x) and solve for xx in terms of yy.
y=32x7y = \frac{3}{2}x - 7
y+7=32xy + 7 = \frac{3}{2}x
x=23(y+7)x = \frac{2}{3}(y + 7)
x=2y+143x = \frac{2y + 14}{3}
Thus, h1(y)=2y+143h^{-1}(y) = \frac{2y + 14}{3}.
Problem 2:
We are given f(x)=x2+4f(x) = \sqrt{x-2} + 4. To find the inverse function f1(y)f^{-1}(y), we set y=f(x)y = f(x) and solve for xx in terms of yy.
y=x2+4y = \sqrt{x-2} + 4
y4=x2y - 4 = \sqrt{x-2}
(y4)2=x2(y - 4)^2 = x - 2
x=(y4)2+2x = (y - 4)^2 + 2
Thus, f1(y)=(y4)2+2f^{-1}(y) = (y - 4)^2 + 2.

3. Final Answer

h1(y)=2y+143h^{-1}(y) = \frac{2y + 14}{3}
f1(y)=(y4)2+2f^{-1}(y) = (y - 4)^2 + 2

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