mode2211 mode2211

04-01-2021
Mathematics

contestada

How do you do this problem? Expressions and Calculator Skills

7x2 + 2x – 6?
X=-3

Respuesta :

julie0918 julie0918

04-01-2021

Answer:

51

Step-by-step explanation:

7x^2 + 2x -6 [x= -3]

7(-3)^2 + 2(-3) - 6

7(9) + (-6) -6

63 + -12 = 63 - 12 = 51

Answer Link

Otras preguntas

Read the excerpt below from the novel It by Stephen King and answer the question that follows. Richie had felt a mad, exhilarating kind of energy growing in th

How is machines an example of the concept of globalization

What is the change in the freezing point of a solution made by dissolving 14.7 g of C6H1206 into 150 ml of water? Answer in 2 decimal. The density of water is 1

Can you help me? Please

A can do a piece of work in 15 days. B can do the same work in 12 days and C can finish the same piece of work in 20 days. They started the work together for 2

What is the opportunity cost of changing production from 10 chairs To 40 chairs

What is the slope of the line that contains the points (–2, 7) and (2, 3)? A. 4 B. 1 C. –4 D. –1

find the common ratio 3, 9, 27, 81

some of the World Heritage site from Nepal are under pressure how can they be saved from on natural disaster

If f(x) = -2[x] + 8, what is f(-1.8)? O 4 O 6 O 10 O 12