Question

If p(x) = x2– 4x+ 3, evaluate p(2) – p(-1) + p(1/2) and the ans is -31/4 i want the step by step ans i will mark brainliest for the person who answers first

Answer 1

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Answer 2

Answer:

23/4 or 5.75.

Step-by-step explanation:

P(x)=x²-4x+3

so,

p(2)= 2²-4×2+3= 4-8+3= (-1)

p(-1)= (-1)²-4(-1)+3= 1+4+3= 8

p(1/2)= (1/2)²-4(1/2)+3= (1/4)-2+3 =1/4+1 =5/4

now,

p(2)+p(-1)-p(1/2)

= -1+8-5/4

=7-5/4

=28-5/4

=23/4

Answer is 23/4 or 5.75.