If f(x) = –x2 + 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + g)(x)?

Qammunity.org

My account
Edit my Profile
Private messages
My favorites

Ask a Question
Questions
Unanswered
Tags
Categories
Ask a Question

asked Apr 10, 2021 49.3k views

2 votes

If f(x) = –x2 + 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + g)(x)?

Mathematics
high-school

Stepan Novikov asked

by Stepan Novikov

8.0k points

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

2 Answers

2 votes

Answer:

D on edge

Explanation:

SamBeran answered Apr 11, 2021

by SamBeran

7.7k points

0 Comments

Please log in or register to add a comment.

3 votes

Answer:

Explanation:

hello,

$f(x)=-x^2+3x+5\\g(x)=x^2+2x \ \ \ so \ \ \ \\\(f+g)(x)=f(x)+g(x)=-x^2+3x+5+x^2+2x=5x+5\\$

this is a line, graph below

hope this helps

If f(x) = –x2 + 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + g)(x-example-1

Tim Potter answered Apr 15, 2021

by Tim Potter

7.9k points

0 Comments

Please log in or register to add a comment.

← Prev Question Next Question →

No related questions found

Ask a Question

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

0 Comments

Please log in or register to add a comment.

Please log in or register to answer this question.

2 Answers

0 Comments

Please log in or register to add a comment.

0 Comments

Please log in or register to add a comment.

No related questions found

Other Questions