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Check whether -2 and 2 are zeroes of polynomial x4 - 16 |
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Answer» Answer: They are the zeros Step-by-step EXPLANATION: f(x) = x^4 - 16 We KNOW 2^4 = 16 ==> f(2) = 2^4 - 16 = 16 - 16 = 0 ==> f(-2) = (-2)^4 - 16 = 16 - 16 (POWER of negative numbers is positive) = 0 |
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