Question

if -1 is a zero of polynomial p(x)=ax cube - x square +x+4 then find value of a​

Answer 1

Answer:

I have put the value of x in p(x) ...and find the value of a..

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Answer 2

Question - p(x) =,ax³-x²+x+4

Step-by-step explanation: the value of x is -1

So we can solve it like this

a×(-1)³ -( -1)²+(-1)+4 =0

= -a -1 -1 +4 =0

= -a-2+4 = 0

= -a +2 =0

=2-0 = a

Therefore the answer is 2

We aaded zero because it is zero of the pollynomial

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