Question

Evaluate the expression when x= -3. x2-5x-8

Answer 1

Answer:

${x}^{2} - 5x - 8 \\ x = - 3 \\ {( - 3)}^{2} - 3 \times - 5 - 8 \\ 9 + 15 - 8 \\ 24 - 8 \\ = 16 \\ thank \: you$

Answer 2

Step-by-step explanation:

• x²-5x-8

When x=-3, then

• (-3)²-5×(-3)-8
• 9+15-8
• 24-8
• 16