Question

Find the value of the given polynomial x(2) + 2x + 5 when x = 3.​

Answer 1

Answer:

x(2) + 2x + 5 (x=3)

putting the value of x

so,

=3×2+2×3+5

=6+6+5

=17

will be the answer

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Answer 2

Step-by-step explanation:

Given:-Find the value of the given polynomial x(2) + 2x + 5 when x = 3.

Let f(x) = x² +2x+5

when x = 3

f(x) = x²+2x+5

=>3²+2(3) +5

=> 9 +6 +5

=> 20.

So x is 20.

This is your answer.