abbykudlacz
abbykudlacz abbykudlacz
  • 16-04-2020
  • Mathematics
contestada

what basic trig identity would you use to verify that cotxsinx+cosx

Respuesta :

PollyP52 PollyP52
  • 16-04-2020

Answer:

You use cotx = cosx/sinx.

Step-by-step explanation:

I guess you mean cotx sinx = cosx.

You substitute the identity cotx = cosx / sinx:

cotx sinx = (cosx / sin x) * sin x

The sin x ' s cancel to give cosx.

Answer Link

Otras preguntas

Provided below are summary statistics for independent simple random samples from two populations. Use the nonpooled​ t-test and the nonpooled​ t-interval proced
What is the area of rhombus ABCD?
Rowan has 3 pieces of yarn as described below A red piece of yarn that is 3/4 foot long A yellow piece of yarn that is 6/8 foot long A blue piece of yarn that
what is 6 to the power of 2???if u can help me...that would be great​it's not history btw that's a mistake
What is the difference of the polynomials (x^4+x^3+x^2+x)-(x^4-x3+x^2-x)
Which group supported the strictest plan for Reconstruction?
Which one of the following statements contains bias? A.) It has rained for three days without stopping B.) The school budget was reduced to 20 percent C.) It w
Which plant is often used as a soil conditioner Some Moss A Fern Some Horsetail Or maybe some Hornwort I just put my own little twist in words but the questi
These expressions represent the number of middle school students who signed up for 4 different spring intramural sports. 8n-10 - Baseball 2n+3 - Flag football n
The sprinter experiences from A to B to C A) distance B) motion C) position D) refraction