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Find the errors and correct the following mathematical sentence:(3x)2 + 4x +7 = 3x2 + 4x +7 |
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Answer» (3x)2 + 4x +7 = 3x2 + 4x +7 ⇒ (3x)2 = 3x2 ⇒ 9x2 = 3x2 ⇒ 9 = 3 It is not possible ∴ The given sentence is wrong. Correct sentence is (3x)2 + 4x + 7 = 9x2 + 4x + 7. |
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