Question

if x=3,find the value of the polynomial x²+x-5​

Answer 1

Step-by-step explanation:

Given :-

• x = 3

➵ x² + x - 5

➵ (3) ² + 3 - 5

➵ 9 + 3 - 5

➵ 9 - 2

$\Huge\green{ \: ➵ \: }$ $\sf\fbox\red{ x²+x-5 \: = \: 7 }$