Seudónimo Seudónimo

02-11-2020
Mathematics

contestada

What is the value of 3x^2-5x+2 when x=-4?
a. -66
b. -26
c. 30
d. 70

Respuesta :

seetha1980 seetha1980

02-11-2020

Answer:

d. 70

Step-by-step explanation:

Substituting the value of x=-4, in the given quadratic expression,

3* (-4)^2 - 5*(-4) + 2

= 3*16 - (-20) + 2

= 48 + 20 + 2

= 70

Answer Link

Otras preguntas

what are the most common student injuries in the chemistry lab and how can they be prevented

3x-2y=13 and 2x+3y=-16

Can someone help me with this please I will Appreciate it I didn't put them in the correct order I need help

can someone help me please

Select the proper description of the following group of words. The brilliant sunset over the desert.

Explain the diference between identical twins and fraternal twins. How the y form and and their genetics makeup

Fritz drives to work his trip takes 36 minutes, but when he takes the train it takes 20 minutes. Find the distance Fritz travels to work if the train travels a

What do you add to 31/4 to make 8

A cross between plants that involves one characteristic is called a

Let’s assume that one drop is equal to 50 µl. a total of 2366 drops will fill how many tablespoons?