Question

If one zero of the polynomial x² + 3x +a is 2, then the value of a is ----​

Answer 1

a=(-10)

Step-by-step explanation:

If one zero = 2

Then p(2)=0

p(x)= x²+3x+a

p(2)=(2)²+3(2)+a=0

=4+6+a=0

=10+a=0

=a=(-10)

Hope it's correct..☺

Answer 2

Answer:

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