AdegbiteDolapo AdegbiteDolapo

03-09-2021
Mathematics

contestada

find the sum of the following 7x³+5x²-2x+1 and 8x³-4x+4-12

Respuesta :

rijarafiquee rijarafiquee

03-09-2021

Answer:

15x³ + 5x² - 6x - 7

Step-by-step explanation:

(7x³+5x²-2x+1) + (8x³-4x+4-12)

(7x³ + 5x² - 2x + 1) + (8x³ - 4x + 4 - 12)

7x³ + 5x² - 2x + 1 + 8x³ - 4x + 4 - 12

7x³ + 8x³ + 5x² - 4x - 2x + 1 - 12 + 4

15x³ + 5x² - 6x - 7

Answer Link

Otras preguntas

According to your text, which of the following is an example of a group that is likely to be collectivist?

The island of Ireland is shaped like A Boot An emerald A basin A plate

How do you do y = 3x^2-6x+10

What is life and how do we live it

One of the many factors that influences waves is _______, which is a measurement of the distance that a wave travels in a certain amount of time. A. frequency

What’s the answer ‍♂️‍♂️‍♂️‍♂️

What is the difference between internal and external conflicts? Internal conflict is a struggle within a character’s self, including his or her thoughts and ch

A bike ramp is constructed such that a 5-foot launching ramp makes a 30° angle with the ground.What is the measure of angle θ ?Enter your answer, as a decimal r

Gray-colored offspring are produced when a black bird and white bird of a certain species are crossed. What would be the predicted phenotypes of the offspring i

please help ( angles)