1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
quester [9]
3 years ago
7

The expression cos 4xcos 3x +sin 4r sin 3x is equivalent to

Mathematics
1 answer:
iris [78.8K]3 years ago
8 0

Answer:

Step-by-step explanation:

cos 4x cos 3x+ sin 4x sin 3x=cos(4x-3x)=cos x

You might be interested in
D is 1/2 by the way.
Daniel [21]
Rise = 8
Run = 1
Slope = 8
4 0
3 years ago
Read 2 more answers
Can some help me fast!
Mice21 [21]

Answer:

5x +2y =38

5(6) +2y = 38

30 +2y= 38

2y= 8

y= 4

(6, 4)

5(0) +2y =38

2y= 38

y= 19

(0,19)

5(-2) +2y= 38

-10 +2y =38

2y= 48

y=24

(-2,24)

7 0
2 years ago
Dr. Hall files 320 insurance claims every month. if 5% of those claims are rejected, how many claims are rejected? How many are
prisoha [69]
16 are rejected
304 are accepted
6 0
3 years ago
Let f(x) = 8x3 + 16x2 − 15 and g(x) = 2x + 1. Find f of x over g of x
vladimir1956 [14]

\dfrac{f(x)}{g(x)}=\dfrac{8x^3+16x^2-15}{2x+1}

4 0
3 years ago
Simplify the expression- <br> 3k+ -9k+ -6+10k
Nady [450]

Answer:

4k-6

Step-by-step explanation:

3k+ -9k+ -6+10k=3k-9k-6+10k=4k-6

8 0
3 years ago
Read 2 more answers
Other questions:
  • A baseball player won 80% of the games he pitched. if he pitched 35 ballgames, how many games did he win?
    9·2 answers
  • suppose you randomly choose an integer n between 1 to 5, and then draw a circle with a radius of n centimetres. What is the expe
    6·1 answer
  • The variable t represents the temperature at 6 p.m. Which equation would best model the word problem below? The temperature at t
    10·1 answer
  • Pleaseeeee helppppp meeeee
    7·1 answer
  • Need help with this questions
    7·1 answer
  • Fraction 4 over 5 n = Fraction 2 over 3 .n = ___?
    13·2 answers
  • Which situation is modeled by the graph? PLEASE HELP!
    6·2 answers
  • Help asap please!!!
    8·1 answer
  • What equivalent expressions are related to
    14·1 answer
  • Which pair shows equivalent expressions?
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!