show that x+1and 2x-3 are factors of 2x cube - 9x square+ x+12
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To prove that (x + 1) and (2x - 3) are factors of 2x3 - 9x2 + x + 12 it is sufficient to show that p(-1) and p(3/2) both are equal to zero. Hence, (x + 1) and (2x - 3) are the factors 2x3 - 9x2 + x + 12.
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p(-1) and p(3/2) both are equal to zero.
Step-by-step explanation:
To prove that (x + 1) and (2x - 3) are factors of 2x3 - 9x2 + x + 12 it is sufficient to show that p(-1) and p(3/2) both are equal to zero. Hence, (x + 1) and (2x - 3) are the factors 2x3 - 9x2 + x + 12
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