pls answer 15th question
before also I kept the same question but I did not get the correct answer so please answer correctly by step by step explanation
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Answer:
p(-1 ) = (1-1)(1+2)
=0 x 3 = 0
p(-2) = (-2 -1 )(-2 + 2)
= -3 x 0 =0
therefore -1 and -2 are zeros of polynomial
hope it helps you
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Tip
here I have substituted the values -1 and -2 in place of x
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