Register
If f(x) = -+ 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + 9)x)?
161k views
4 votes
If f(x) = -+ 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + 9)x)?

User Matt Lacey
by
5.6k points

1 Answer

6 votes

Answer:


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

Explanation:


g(x)=x^2+2x


if\ f(x)=3x+5\\(f+g)(x)=f(x)+g(x)\\=x^2+5x+5


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

Graphs are attached.

If f(x) = -+ 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + 9)x)?-example-1
If f(x) = -+ 3x + 5 and g(x) = x2 + 2x, which graph shows the graph of (f + 9)x)?-example-2
User Neezer
by
4.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.6m questions

7.3m answers

Other Questions

What is the value of x? (-4) - x = 5
Can someone help me with 5??? ASAP?
1/7 + 3/14 equivalent fractions
185g in the ratio 2:3
(3x1,000,000)+(3x100,000)+(2x100) what is this number written in standard form?
Link Copied!