Question

Show that 1 is the zero in f p(x)=x2+x-2

Answer 1

x+x=1
2-2=0
1=0answer
ok

Answer 2

Hey

Here is your answer,

TO PROVE : 1 is a zero of p(x) = x^2 + x - 2

p(1) = (1)^2 + 1 - 2

p(1) = 1+1-2

p(1) = 2-2

p(1) = 0

Since it gives a value 0 , when substituting the zero in the place of x , 1 is a zero of the given equation.

Hope it helps you!