Math Problem

[Rock23]

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can anyone show me how to solve this:

sin(3x-26) = cos(5x-60), solve for x? (the answer is 22)

 

[akdental]

http://mathforum.org/library/drmath/view/66858.html

hope this helps..

 

[keibee82]

can anyone show me how to solve this:

sin(3x-26) = cos(5x-60), solve for x? (the answer is 22)

in order to solve this problem, you first need to know that
cos @ = sin (90-@) ; @ = theta

so here you can just write above equation as
90-3x+26 = 5x - 60
x = 22

 

[wireless_doc]

in order to solve this problem, you first need to know that
cos @ = sin (90-@) ; @ = theta

so here you can just write above equation as
90-3x+26 = 5x - 60
x = 22

What if 22 is not listed? What would you expect to see there? 😉