ICSE Class 10 Answered
solve:
Asked by pradipdhole | 17 Jun, 2019, 07:57: PM
Expert Answer
(2x + 3)2 = 81
4x2 + 12x + 9 = 81
4x2 + 12x - 72 = 0
x2 + 3x - 18 = 0
(x + 6)(x - 3) = 0
x = -6 or x = 3
Answered by Sneha shidid | 18 Jun, 2019, 09:25: AM
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