Question

If x=-2 then find the value of the
polynomial x²+5x-10​

Answer 1

Answer:

x=5

${5}^{2} + 5 \times 5 - 10$

25+25-10

50-10

40

Answer 2

Step-by-step explanation:

x=-2

p(x)=x²+5x-10

p(-2)=(-2)²+5(2)-10

=4+10-10

=4