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
olchik [2.2K]
3 years ago
14

Verify the identity algebraically: Csc(-x)tanx =-secx

Mathematics
1 answer:
weqwewe [10]3 years ago
5 0

Step-by-step explanation:

Recall that

\sin(-x) = -\sin x

Therefore,

\csc(-x) = \dfrac{1}{\sin(-x)} = -\dfrac{1}{\sin x}

so

\csc(-x)\tan x = \left(-\dfrac{1}{\sin x}\right)\left(\dfrac{\sin x}{\cos x}\right)

\:\:\:\:\:\:\:\:\:= -\dfrac{1}{\cos x} = -\sec x

You might be interested in
Hi! My first time on Brainly.. and I need help on this question thanks!
nexus9112 [7]

Answer: He is very tired.

Step-by-step explanation:

Slumped over, when u slump, you slouch. And slouching occurs when you are tired. I hope this helps!

3 0
3 years ago
10) You and your friends order a meal for $116.29. How much
alexandr1967 [171]
10) 13.95$ tip, 11) the video game is now 7.45$
6 0
4 years ago
a survey shows that 85% of students carry a backpack to school. if there are 320 students in the school, then how many students
Andreyy89
.85×320=272 students carry a backpack to school
4 0
3 years ago
Read 2 more answers
1) Based on the provided chemical and physical properties of the unknown substance. It would be MOST useful as a(n) es A) machin
GenaCL600 [577]

Answer:

The answer would be C

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Which of these numbers is in the solution set of 7x = 56? A. 9 B. 6 C. 7 D. 8
Marianna [84]

Answer:x=8

<u>Divide both sides by 7</u>

7x/7=56/7\\x=8

8 0
3 years ago
Read 2 more answers
Other questions:
  • A chain fits tightly around two gears as shown. What is the radius of the smaller gear? Round your answer to the nearest tenth.
    5·2 answers
  • Patrick has seen 10 movies this year.what is the ratio of comedies to the toatal. 4 actions,1 animated,3 comedys,and 2 dramas
    9·2 answers
  • Please help! <br>The first person to give the correct answer will be marked brainliest..​
    14·1 answer
  • What is the inverse of the function f(x) = x +3? h(x) = x + 3 h(x) = x – 3 h(x) = x – 3 h(x) = x + 3
    10·2 answers
  • A restaurant has a total of 30 tables which are of two
    6·1 answer
  • Please help!
    15·1 answer
  • Partial sums <br><br> 359+342=
    14·1 answer
  • 8/9+4/7<img src="https://tex.z-dn.net/?f=8%2F9%20%2B4%2F7" id="TexFormula1" title="8/9 +4/7" alt="8/9 +4/7" align="absmiddle" cl
    6·1 answer
  • 6. give the figure at the right,what is the measure of dbc
    11·2 answers
  • From a point Q, the length of the tangent to a circle is 24 cm and the distance of Q from the centre is 25 cm find the radius of
    8·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!