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
Galina-37 [17]
2 years ago
7

How do I factor this? cos^4x - sin^4x

Mathematics
2 answers:
padilas [110]2 years ago
6 0

Answer: https://socratic.org/questions/how-do-you-simplify-cos-4x-sin-4x#618537

IgorLugansk [536]2 years ago
4 0

Answer:

Step-by-step explanation:

FYI,

a² - b² = (a + b)(a - b)

f(x) = cos^{4} x - sin^{4} x = (cos²x + sin²x)(cos²x - sin²x) =

= <em>(cos²x + sin²x)(cos x + sin x)(cos x - sin x)</em>

If you need to simplify, then

f(x) = 1 × (cos²x - sin²x) = <em>cos(2x)</em>

You might be interested in
Two gym classes are participating in Field Day. One class has 24 students and the other has 27 students. The gym teachers want t
Masteriza [31]

Answer:

one class 25 and the other 26

Step-by-step explanation:

That's because if there is 24 students in each class then 3 students will be left in which the other class will take two and the other 1 student

3 0
3 years ago
Read 2 more answers
I just need an approximate value.
Anna35 [415]

Answer:

1.898 ×10^27 kg for Jupiter

and for Neptune 1.024×10^26 kg

4 0
3 years ago
Read 2 more answers
10<br> -8<br> -6<br> -4<br> -2<br> -10<br> I need the answer
Arada [10]

Answer:

-20

Step-by-step explanation:

10

-10

-------

0

-8

-2

------

-10

-6

-4

-------

-20

answer is (-20)

5 0
3 years ago
Read 2 more answers
Convert 49% into a equivalent decimal​
Anastasy [175]

Answer:

0.49

Step-by-step explanation:

49 / 100 = 0.49

5 0
3 years ago
Read 2 more answers
10-y=3x+5 what is the slope
yaroslaw [1]

Answer:

-3

Step-by-step explanation:

8 0
3 years ago
Other questions:
  • X²-9\x-3 explain why x doesnt = 3
    14·1 answer
  • Complete the square for the expression
    7·1 answer
  • due to recent damand, target is rasing the price of a certain video game by 24%. If the game previously sold for $25, what was t
    9·1 answer
  • If the measure of one interior angle of a regular polygon is 156° , how many sides does it have?
    9·1 answer
  • What is the sum of ​​​​​​12,837.45 and 15,910.65? Enter your answer in the box below.
    9·1 answer
  • On the board, your teacher shows an example of finding the range.
    15·2 answers
  • <img src="https://tex.z-dn.net/?f=a%3D%5Csqrt%7Bb%2B6" id="TexFormula1" title="a=\sqrt{b+6" alt="a=\sqrt{b+6" align="absmiddle"
    11·1 answer
  • I need some help please!!
    6·1 answer
  • Free
    9·1 answer
  • 6
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!