TheSnakeANator TheSnakeANator

02-11-2017
Mathematics

contestada

please Explain your answer!

thank you

please Explain your answer thank you class=

Respuesta :

choixongdong choixongdong

02-11-2017

Substitute x = 3 into 2x^2 + 5
so
2x^2 + 5
= 2(3)^2 + 5
= 2(9) + 5
= 18 + 5
= 23

Brett answer wasn't correct. It's supposed to be 23

Answer Link

Otras preguntas

In order to get full credit (a distinguished score) for control of syntax and grammar, a student displays basic comprehension and organization of syntax and mec

What is the mass in grams of 9.76 x 10 12 atoms of naturally occurring sodium?

Which statement about cancer is true? A)Cancer starts when cells stop growing and dividing. B)Growth factors control when and how fast cells die. C)M

Sources of natural gas include all of the following except:

The polynomial 6x2 + 9x has factors of 3x and which of the following? A. 2x + 3 B. x + 6 C. x + 3 D. 2x + 6

Who owns the alcoholic beverages of a private club answer?

The number of 1 inch cubes that will fit into a box that is 7 inches wide blank inches long and 1 inch high is 154

I need help with these two questions

Why were thousands of us citizens put in the internment camps during the war?

The poll tax was made illegal in federal elections in ________ but remained legal in state elections in texas until ________.