julianaalvarez126 julianaalvarez126

23-10-2019
Mathematics

contestada

( please help me)
Multiply the polynomials
(2x2 + 5x + 5)(4x -3)

A. 8x3 + 14x2 - 5x + 15
B. 8x3 + 14x2 - 15x - 15
C. 8x3 + 14x2 + 5x + 15
D. 8x3 + 14x2 + 5x -15

Respuesta :

GarrettFish GarrettFish

23-10-2019

Answer:

D

Step-by-step explanation:

Use the distributive property.

8x3 + 20x2 + 20x for 4x's distribution.

-6x2 - 15x - 15 for -3's distribution.

Add these together, and add/subtract like terms. You're left with 8x3 + 14x2 + 5x - 15.

Answer Link

Otras preguntas

What Is Life and What Is Its Purpose ?

If x = 7 and y = 10, what is the value of the expression xy - ( y + 2) ?

The action potential causes neurotransmitters to be released into the ________. a. cell membrane b. synaptic space c. axon d. myelin sheath

Suppose two trains leave a certain station, at the same time, traveling in opposite directions. one train travels 1010 mph faster than the other. in 2.52.5 h

what is irrationnal numbers

On saturday, you bowl at mar vista bowl, where renting shoes costs $2 and each game bowled is $3.50. on sunday, you bowl at pinz where the shoe rental is $5 and

The square of g is the same as two times the difference of g and 10. Write an expression.

Isaac watched a movie where a tsunami washed across the coastline. He related the incident to the geology of the ocean he learned at the school. Which geologica

Convert: 150 grains to milligrams. 9.7197 97.197 971.97 9,719.7

Cells within the body work independently of one another and rarely have direct effects on other cells. cells within the body work independently of one another a