makayla7151 makayla7151

02-01-2020
Mathematics

contestada

Given
f(x)=3x2+7x and g(x)=2x2-x-1, find (f+g)(x).

Respuesta :

Yang100 Yang100

02-01-2020

Answer:

5x^2+6x-1

Step-by-step explanation:

Remember that (f+g)(x)=f(x)+g(x).

(3x^2+7x)+(2x^2-x-1)

3x^2+2x^2+7x-x-1

5x^2+6x-1

Answer Link

Otras preguntas

Graph the linear inequality 5x + 2y <10.

The area of a rectangle is x^2+14x+24. What is the length when the width is x+2?

Teresa is riding in a bike race that goes through a valley and a nearby mountain range.The table gives the altitude (in feet above sea level) for the five check

Can you please help me out with a question

Select the correct answer.A local magazine, available by subscription and at newsstands, mailed a comment card to each of its subscribers. It asked the readers

I need help with this, a better explanation and a clear answer :/

Please help me im so stressed rnIS (-2, 6) a solution of -3y + 10= 4x?

f(x) = 2 + x^2, evaluate f(7)

Density is the ratio of a substance's _______ to its volume.Question options:A) weightB) forceC) thicknessD) mass

What is the remainder when j(x)=x4+2x3−5x2+2x+4 is divided by x+3