spilt the equation 4 x square - 9
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3/4 is the answer because x=0
shivamshiv:
±3/4 is right
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4x^2 - 9
(2x)^2 - (3)^2
(2x - 3)(2x + 3) [a^2 - b^2 = (a - b)(a + b)]
Ans. x = - 3/2 and 3/2
(2x)^2 - (3)^2
(2x - 3)(2x + 3) [a^2 - b^2 = (a - b)(a + b)]
Ans. x = - 3/2 and 3/2
thanks again
welcome again
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