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
yaroslaw [1]
3 years ago
4

Which expression is equivalent to cos120°?

Mathematics
1 answer:
7nadin3 [17]3 years ago
5 0
I hope this helps you



cos120=cos(180-60)= -cos60


cos120 =cos(90+30)= sin30
You might be interested in
Please help! Picture below.
Lady bird [3.3K]
Positive correlation as they go to bottom left to top right

6 0
3 years ago
Read 2 more answers
If −5e^x^2 y=x and y(−5)=0, find y′(−5) by implicit differentiation
xenn [34]
Differentiate:
-5×2(xe^x^2)y-5e^x^2dy/dx=1
-5e^x^2(2xy+y´)=1
When x=-5, y=0:
-5e²⁵y´=1, so y´(-5)=-eˉ²⁵/5
6 0
3 years ago
Triangle QRS is plotted in Quadrant I. After a 180° rotation about the origin, which quadrant would its image be? quadrant I qua
soldier1979 [14.2K]
Triangle QRS is plotted in Quadrant I. After a 180° rotation about the origin, which quadrant would its image be? quadrant III
8 0
3 years ago
Read 2 more answers
1274+3599 make a ten or a hundred to add mentally
VladimirAG [237]
Well the answer to 1274 plus 3599 = 4873. but I don't know what you are asking for?
6 0
3 years ago
Read 2 more answers
=
Liula [17]

\sqrt{((-6)-(-5))^2 +(9-2)^2}=5\sqrt{2} \approx 7.071

8 0
1 year ago
Other questions:
  • (30PTS and PLEASE HELP!!) What is the function rule that describes the pattern in the table?
    8·1 answer
  • Please help, due today​
    5·2 answers
  • Which of the following is the correct graph of the linear equation below? y+2=1/5(x-1)
    11·1 answer
  • How do find you equivelant expressions?
    9·1 answer
  • HELP PLEASE, WILL MARK BRAINLIEST
    10·1 answer
  • Can someone please help me with this ?!!
    15·1 answer
  • How many millimeters equal 1942 cm^3
    13·2 answers
  • The circumference of a circle is approximately 131.88 centimeters What is the area of the shaded region (6/10 of a circle)
    6·1 answer
  • Order the fractions from least, to greatest, 3 6 4 5 5 12​
    5·1 answer
  • 50 feet every minute how much well he ride in hour
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!