kristabeautifulday kristabeautifulday

09-10-2020
Mathematics

contestada

5.
Evaluate f(x) = -2x2 -4 for x = 3.
O -10
O -18
10
-22

Respuesta :

sqdancefan sqdancefan

12-10-2020

9514 1404 393

Answer:

-22

Step-by-step explanation:

Put the value of x where x is and do the arithmetic.

f(3) = -2(3)^2 -4 = -2·9 -4 = -18 -4

f(3) = -22

Answer Link

Otras preguntas

Which of the following examples best illustrates the concept of scarcity? A) None of these choices are correct. B) A natural disaster destroys the tomato crop

Levi needed to get his computer fixed. He took it to the repair store. The technician at the store worked on the computer for 5.5 hours and charged him $59 for

If the cost of 5m of cloth is Rs 375,find the cost of 80m of cloth

What structural element of the paragraph is the underlined sentence, and how does it connect ideas in the text?

A line passes through the point (-2, 8) and has a slope of-5/2. Write an equation in slope-intercept form for this line.

The. bond dissociation enthalpies of the H-H bond and the H-Cl bond are 435 kJ mol^-1 and 431 kJ mol^-1, respectively. The ΔHfO of HCL(g) is -92kJ mol^-1 . What

President Roosevelt and his administration believed that employing the unemployed resulted in a faster recovery than direct welfare benefits did. What relief pr

Using the Addition Method, solve for x in the following system of linear equations. 2y + x = 4 y – 3x = 2 a.) x = 1 b.) x = 2 c.) x = 8 d.) x = 0

If your player is Erik, write an inequality that shows all of the ways that Erik will win if Nita chooses 7. If your player is Nita, write an inequality that sh

Select the correct answer. Serena's financial goal is to reduce debt. Which statement could make Serena's financial goal specific and timely? Serena should focu