Evaluate the given expression for $x = 9$ .
$x^{2} + 4 x - 1$
The answer is

Answer

Expert–verified

Hide Steps

Answer

The result of the expression $x^{2} + 4 x - 1$ for $x = 9$ is $116$ .

Steps

Step 1 ：Substitute $x = 9$ into the expression $x^{2} + 4 x - 1$ .

Step 2 ：Simplify the expression to get the result.

Step 3 ：The result of the expression $x^{2} + 4 x - 1$ for $x = 9$ is $116$ .