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
rusak2 [61]
3 years ago
8

HELPP ME PLZ IM VERY CONFUSED

Mathematics
1 answer:
Illusion [34]3 years ago
6 0
1st answer none of the above. these are the same angle and have sin of -1

#66 true -360° is the same as+360° and sin here is 0

67. true

68 neither. cos is -1 at 180 and -180

69 false, tan is undefined there

70 undefined

You might be interested in
I need to factor this equation: 2x^2-2x-12...
Molodets [167]
Factor <span><span><span>2<span>x^2 </span></span>−<span>2x </span></span>− 12</span><span><span><span>
2<span>x^2 </span></span>− <span>2x </span></span>− 12</span><span>
=<span><span>2<span>(<span>x+2</span>)</span></span><span>(<span>x−3</span>)</span></span></span>
Answer:<span><span>
2<span>(<span>x+2</span>)</span></span><span>(<span>x−3</span><span>)</span></span></span>
3 0
3 years ago
Does the mapping diagram represent a function? Why or why not?
borishaifa [10]

Answer:

The answer is B

Step-by-step explanation:

In a function every X must have only 1 Y. In this example the x 3 has to y's 10 and 5, therefore making it not a function.

8 0
4 years ago
The circle graph shows how Tremaine divided his time on the computer last week. Tremaine used the computer a total of 30 hours l
Tomtit [17]

Answer:

A) 20 hours

Step-by-step explanation:

:>>>

25-5=20

6 0
3 years ago
Read 2 more answers
Simplify by combining like terms:​
Romashka [77]

9514 1404 393

Answer:

  -77k²m³

Step-by-step explanation:

The variable arrangement is the same for each term, so we simply combine their coefficients:

  k²m³ +22k²m³ -100k²m³ = (1 +22 -100)k²m³ = -77k²m³

5 0
3 years ago
PLEASE ANSWER! 15 POINTS
Vikentia [17]

Answer: 13/15

Step-by-step explanation:

1/5 + 2/3 = 13/15. Since 13/15 can’t be simplified, that’s your answer.

4 0
3 years ago
Other questions:
  • F(x) = (x + 1)2<br><br> I need helpppp! <br> Someone helppp
    13·1 answer
  • At an ice cream shop, three flavors are increasing in demand. Last year, banana, pumpkin and Rocky road ice cream made up 12% of
    6·1 answer
  • What temperature is 10° higher than -16°
    14·2 answers
  • The deck that Kenneth is building is the shape of a parallelogram, ABCD. The measure of angle C is one-third the measure of angl
    5·1 answer
  • A person came to work at 8:30 am, went out at 11:45 am, had lunch, came in at 12:30 pm, and left at 5:15 pm. How many hours did
    8·1 answer
  • Alejandro used a mathematical property to create two equivalent expressions.
    9·1 answer
  • Help help math math
    7·1 answer
  • Brainliest for the correct answer :&gt;
    11·2 answers
  • Why do people hate math so much?
    5·2 answers
  • 3x² - 5x+2
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!