Math, asked by udhaya27sankar, 10 months ago

factorise and find the roots of the following quadratic equation 4 y square - 9 Y is equal to hundred

Answers

Answered by CorruptLibra

1

Answer:

y = 25/4, -4

Step-by-step explanation:

4y² - 9y = 100

4y² - 9y - 100 = 0

4y² + 16y - 25y -100 = 0

4y (y + 4) -25 (y + 4) = 0

(4y - 25) (y + 4) = 0

4y - 25 = 0 y + 4 = 0

4y = 25 y = -4

y = 25/4

ans) y = 25/4, -4

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