This topic contains a solution. Click here to go to the answer

Author Question: If and are each first quadrant angles, which of the following must be true if sin = cos ? a. + ... (Read 11 times)

HudsonKB16

  • Hero Member
  • *****
  • Posts: 535
If  and  are each first quadrant angles, which of the following must be true if sin  = cos ?
 a.  +  =  rad b.  +  = 90
  c.    = /2 rad d.  =

Question 2

Consider the cosine of any angle between 35 and 40. If the angle were doubled, what would happen to the cosine of the angle.
 a. It would halve.
  b. It would decrease to less than half its original value.
  c. It would decrease but be more than half its original value.
  d. In different cases, it could do any of the above.



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

juwms

  • Sr. Member
  • ****
  • Posts: 337
Answer to Question 1

b

Answer to Question 2

b




HudsonKB16

  • Member
  • Posts: 535
Reply 2 on: Jul 28, 2018
Great answer, keep it coming :)


okolip

  • Member
  • Posts: 362
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.

Did you know?

It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

For a complete list of videos, visit our video library