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If X = `2x^(2) , Y = 4x^(6) - 6x^(4)` , then find the value of `(Y)/(X)` when x = 1 .A. `-4`B. 2C. `-1`D. 3 |
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Answer» Correct Answer - C Given X = `2x^(2)`, `X = 4x^(6) - 6x^(4) ` and x = `-1` . `(Y)/(X) = (4x^(6) - 6x^(4))/(2x^(2))` `= 2x^(4) - 3x^(2)` `= 2 (-1)^(4) - 3(-1)^(2) = -1` . Hence , the correct option is (c) . |
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