Question

factorize 9a^2 minus 25​

Answer 1

Answer:

9a² - 25

(3a)² - (5)²

(3a + 5)(3a - 5)

Step-by-step explanation:

HOPE IT WILL HELP YOU:-)

Answer 2

$9 {a}^{2} - 25 \\ {3a}^{2} - {5}^{2} = 0 \\ (3a + 5)(3a - 5) = 0 \\ 3a + 5 = 0 \\ 3a = - 5 \\ a = \frac{ - 5}{3}$

$and \: \: 3a - 5 = 0 \\ 3a = 5 \\ a = \frac{5}{3}$