15-11-2019
Mathematics

contestada

Evaluate the expression when x = -3
x²+6x+8

Respuesta :

hai0612 hai0612

15-11-2019

Answer:

-1

Step-by-step explanation:

x² + 6x + 8, x= -3

= (-3)² + 6(-3) + 8

= 9 + (-18) + 8

= 9 - 18 + 8

= - 1

Answer Link

Otras preguntas

Ambition, lust, greed, and desire all mean the same thing. Do you agree or disagree Explain why?

What is [tex] - \frac {12}{80} [/tex]as a decimal?

I need helppppp!!!!!

which polynomial is represented by the algebra tiles? A. [tex]2x^{2} - \: 4x \: - \: 6[/tex]B. [tex] {2x}^{2} + 4x + 6[/tex]C. [tex] -2x^{2} - 4x - 6[

The treaty that ended World War I but was rejected by the U.S. Senate was called the treaty of

Dennis drew the rectangle on grid paper. What is the perimeter of the rectangle dennis drew.

y is directly proportional to X When y = 30, x = 6 a) work out an equation connecting y and x. b) Work out the value of y when x = 12

Substance A has a higher heat capacity than does substance B, and substance B has a higher heat capacity than does substance C. If you add the same amount of he

Can someone please help me on number 11?

The expression 400+ 0.15s represents franks weekly pay as an appliance salesman where s is his total sales for the week if he wishes to make at least 1600$ this