MM
Mashaal Masha
Feb 21, 2024
$$-9x^{2}+30x+c=0$$

In the given equation, $c$ is a constant. The equation has exactly one solution. What is the value of $c$?
Difficulty: Hard
A:

3

B:

0

C:

$-25$

D:

$-53$

ID: 65d62ee57c9dd71aa1ef4e85