CPM Homework Help : APCALC Problem 10-119

10-119.

For a quadratic function, $f(x) = ax^2 + 2x -5$ , $f^\prime(0) = 10$ . What is the value of $a$ ?

Steps:

$f^\prime(x)=2ax+2$

$f^{\prime\prime}(x)=2a$