morphbilly4 morphbilly4

01-06-2021
Mathematics

contestada

Evaluate the function f(x) = -3x² – 20
Find f(-9)

Respuesta :

rococo908 rococo908

01-06-2021

Answer:

f(-9) = -263

Step-by-step explanation:

Find f(-9) by plugging in -9 into the function, and simplifying it:

f(x) = -3x² - 20

f(-9) = -3(-9)² - 20

f(-9) = -3(81) - 20

f(-9) = -243 - 20

f(-9) = -263

So, the answer is f(-9) = -263

Answer Link

Otras preguntas

i struggle pls help me ;-;

Two metal bars experience an equal change in volume due to an equal change in temperature. The first bar has a coefficient of expansion twice as large as the se

equivalent to Negative 28 xy + 35y

Which point is closest to the x-axis?(4.8)(2, 11)(8.7)(3. 13)

7th grade math I need help pls

Are th y = 5x 2 y = 0.2x + 4 Are the lines parallel

Which expression is equivalent to 3 times 5 times 5 times 5 times 5 times 5 times 5?

Which of the following words best describes the level of support the United States gave to South Vietnam during the Vietnam War? moderate minimal significant b

2. A counterclaim is NOT your side. The counterclaim acknowledges the other side of the argument. The counterclaim takes the___opinion of the claim.

Answer 1 and 2 correctly.