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
lisov135 [29]
3 years ago
9

Please help with this question.

Mathematics
1 answer:
Rzqust [24]3 years ago
4 0
(cos Ф -cos Ф)² + (cos Ф + cos Ф)²

Firstly: (cos Ф -cos Ф)² = 0² = 0

Secondly :(cos Ф + cos Ф)² = (2cos Ф)². = 4. (cos Ф)² = 4cos² Ф

Mind you when you raise a cosine (or sin or tan...) to the n power, the n power should affect the cosine only and NOT the angle Ф

You might be interested in
Gina's brother is taking an oline science course. It takes 84 days to complete. How many weeks does it take to complete the cour
Colt1911 [192]

d ; 12 weeks the right one . 7 x 12 .

3 0
3 years ago
Read 2 more answers
So i have to do integer math and Im not really good at it
Advocard [28]

Answer:

-25, 22, -65, 0

Step-by-step explanation:

7 0
3 years ago
Determine if true:<br> 24+24-8x2=80
Savatey [412]
Answer:true

Explanation:
24+24=48
48-8=40
40x2=80
80=80!

So it is true.
5 0
2 years ago
Write a problem that involves finding the unknown measure of a side of a rectangle include the solution?
tankabanditka [31]
Problem:
 The area of the patio of a relative's house is 20 square meters.
 The width of the patio is 2 meters.
 What is the length of the patio?
 Solution:
 
The area is:
 A = (w) * (l)
 Where,
 w: width
 l: long
 Clearing l we have:
 l = A / w
 Substituting values:
 l = 20/2
 l = 10 meters
7 0
2 years ago
What is the perimeter of the composite figure?
gizmo_the_mogwai [7]

Answer:

what

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
Other questions:
  • Jacob is ordering custom T-shirts for his soccer team. Long-sleeved shirts cost $15 each and short-sleeved shirts cost $10 each.
    10·2 answers
  • I AM A FACTOR OF 50 AND A MULTIPLE OF 5 ,I AM A 2 -DIGIT NUMBER GREATER THAN 10 BUT LESS THAN 40. WHAT NUMBER AM I?
    14·1 answer
  • A cone has a diameter of 16 in. and a slant height of 17 in.
    7·1 answer
  • I WILL GIVE BRAINLIEST IF YOU GET IT RIGHT!!!!
    13·1 answer
  • The number of people who voted for the Green Party in an election was 1500
    13·1 answer
  • Which statement is correct? StartFraction 1 inch Over 2.54 centimeters EndFraction = StartFraction 7 inches Over 17.68 centimete
    5·2 answers
  • Help with 4 please thank you
    14·1 answer
  • Seven times a number minus the number is -48. Find the number.
    8·2 answers
  • How many sheets of plywood do I need for a 1020 square foot area​
    9·1 answer
  • Find the perimeter. Simplify your answer.
    5·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!