Question

When x = - 1, what is the value of the polynomial 2x⁴ + 2x² + 5 ?​

Answer 1

Step-by-step explanation:

2¹+2¹+5

9 is the answer...

Answer 2

Answer:

value of polynomial=9

Step-by-step explanation:

p(x) = 2x^4+2x^2+5

p(-1) =2x(-1)^4+2(-1)^2+5

p(-1)=2×1+2×1+5

p(-1)=2+2+5

p(-1)=9