Question

find the value of P(x) = x²-7x+
12 at x = 2, 1,3​

Answer 1

p(2)=2^2-7*2+12

=4-14+12

=2

p(1)=1^1-7*1+12

=1-7+12

=-6+12

=6

p(3)=3^2-7*3+12

=9-21+12

=0

Answer 2

Step-by-step explanation:

x^2-7x+12=(x-3)(x-4)

p(2)=(2-3)(2-4)=-1*-2=2

p(1)=(1-3)(1-4)=-2*-3=6

p(3)=(3-3)(3-4)=0