Ask Experts Questions for FREE Help !
Ask
    thrasher17's Avatar
    thrasher17 Posts: 2, Reputation: 1
    New Member
    		  
    #1

    Mar 12, 2013, 06:09 PM
    Algebra
    Verify. Cot( theta-pi/2)= -tan
    thrasher17's Avatar
    thrasher17 Posts: 2, Reputation: 1
    New Member
    		  
    #2

    Mar 12, 2013, 06:13 PM
    Verify Tan theta + cot theta =. 1/ sin theta cos theta
    ebaines's Avatar
    ebaines Posts: 12,131, Reputation: 1307
    Expert
    		  
    #3

    Mar 13, 2013, 06:06 AM
    For both of your problems first convert the tangent and cotangent functions into their sine and cosine equivalents then simplify. For the first one you will have to use the identities for sin(a-b) and cos(a-b). The second one comes right out, as long as you recall that sin^2a + cos^2a = 1.
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

Algebra 2 [ 3 Answers ]

Can anyone help me with my math? Its Algebra 2! :(

Algebra 1 [ 5 Answers ]

Im in 9th grade freshman year, blehh. And I need help on this one problem. 16= d-12/14 or sixteen equals d minus 12 over 14 if that helps.

Algebra % [ 1 Answers ]

soy protein mix is 18% and corn meal mix is 9% a bag of meal weighs 360lbs and needs 10% protein how much soy and how much cornmeal will there be ? I figured 24 lbs of soy and 12lbs of cornmeal to = 36 lbs of protein that is ten percent of protein in mix ?

Algebra 2 [ 3 Answers ]

use this model to determine in how many years(to two decimal places) it will take for the percent of spam to reach 95% provided that law enforcement regarding spammers does not change. model is P=13+45ln x (x=number of years after 2000) "show all work please"

Algebra 2 [ 3 Answers ]

One factor of x^3+4x^3-11x-30 is x+2. What are the other factors?

View more questions Search