sboyd2521
sboyd2521 sboyd2521
  • 12-07-2018
  • Mathematics
contestada

-2x^3-3x^2+4 for x= -2

Respuesta :

st4rgrl
st4rgrl st4rgrl
  • 12-07-2018
The answer is 8.

Substitute x for -2 and solve with pemdas, starting with the exponents.

-2x³-3x²+4
-2(-2)³-3(-2)²+4
-2(-8)-3(4)+4
16-12+4
8
Answer Link

Otras preguntas

An artist is using three different colors in a mosaic. The ratio of green to blue to yellow color tiles in the mosaic is 4:6:9. She has 42 blue tiles to use. Ho
What times what equals 39
What is the first step to setting a physical fitness goal
The area of Kaitlyns square garden is 345square feet. One side of the garden as next to a shed. She wants to put a fence around the other three sides of the gar
In Australia, most cattle ranching is found in a. South Australia. b. Queensland. c. New South Wales. d. Victoria.
what is the expanded form for 304,800,400
Select the pronoun that best completes the sentence. _____ can be a volunteer! A. Everyone B. Those C. That D. Who
Evaluate the expression when x = 8 and y = 1. A. 4 B. C. D. 8 x/2y A. 4 B. C. D. 8
Nate solves the equation 3*5=15 by writing and solving 15:5=3. Explain why Nate's method works
If one ray contains another ray, are they the same ray? Even with different endpoints?