Question

Which equation is the inverse of y = 100 – x2?

Answer 1

Answer:

1

Step-by-step explanation:

$\tt\displaystyle y = 100 - x^2\to\{y = x\}\\\\x = 100 - y^2\to\\\\y^2 = 100 - x\to\\\\y = \pm\sqrt{100 - x}$