Register
Can someone please help me I'm confused as to what I'm supposed to do. Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5) A. 3 B. -53 C. -9 D. 23
203k views
4 votes
Can someone please help me I'm confused as to what I'm supposed to do.

Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5)
A. 3
B. -53
C. -9
D. 23

User Breffny
by
8.9k points

1 Answer

4 votes
i hope this helps you


(fog)(5)=f (g (5))=?



x= 5 g (5)=-4.5+3=-20+3=-17




f (g(5))=f (-17)=-2. (-17)-7




f (-17)=34-7




f (-17)=27
User TIMEX
by
7.9k points
← Prev Question Next Question →

Related questions

User Verisimilitude
asked Aug 24, 2017 169k views
Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5) A. -53 B. 23 C. -9 D. 3
Verisimilitude asked Aug 24, 2017
by Verisimilitude
7.4k points
1 answer
3 votes
169k views
User Themirror
asked Oct 25, 2018 34.8k views
Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5) A. -9 B. 3 C. -53 D. 23
Themirror asked Oct 25, 2018
by Themirror
7.7k points
1 answer
3 votes
34.8k views
User Sven Delmas
asked Mar 3, 2018 89.0k views
Let f(x) = -­2x ­- 7 and g(x) = ­-4x + 3. Find (f o g)(-­5) A. -53 B. 23 C. 3 D. -9
Sven Delmas asked Mar 3, 2018
by Sven Delmas
8.5k points
1 answer
0 votes
89.0k views
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers

Other Questions

How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
Write words to match the expression. 24- ( 6+3)
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!