Question

Solve the quadratic equation 9y2 - 100 = 0 by factorization method

Answer 1

Answer:

9y²-100

(3y)²-(10)²

(3y-10) (3y+10)

3y-10=0

3y=10

y=10/3

this is ur answer

Answer 2

Answer:

$using \ \\ : identies \: =a ^{2} - b^{2} = (a + b) \\ (a - b ) \\ then \: your \: answer \: (3y + 10)(3y - 10)$