Question

find the value of the polynomial p(x)=3x²+5x-7at x=1​

Answer 1

3x²+ 5x-7

3(1)²+5(1)-7

3+5-7

8-7

1

answer= 1

Answer 2

Answer:

9

Step-by-step explanation:

• here p(x) =5x^2-3* 1+3 where x=1 therefore, p (x) =5*1^2-3*1+7 = 5*1.3+7 =5+4 =9