Monday

January 26, 2015

January 26, 2015

Posted by **Emma** on Saturday, November 17, 2012 at 1:29am.

How do you solve for x?

- Math -
**Steve**, Saturday, November 17, 2012 at 6:17amfirst off, factor out that pesky 29:

14.8*29 (cos27.8° cosx + sin27.8° sinx) = 22

429.2 cos(27.8°-x) = 22

cos(27.8°-x) = 22/429.2 = 0.051258

27.8°-x = 87.1°

x = -59.3°

**Answer this Question**

**Related Questions**

math - Find all the values of x in the interval [0,2π] that satisfy the ...

Trigonometry - Need help solving problems using the Trigonometric Identities: ...

math - Why does 1/8cos(2y+6) become 1/8cos(arcsinx/4)?

Math - If we are given 8sin((pi/6)(x+2))+16=20the answers are -1 and 3 because 1...

math - solve the following trig equation : 7 = 8sin(1/2)x. I can solve this ...

trig - Prove that cos4x=8cos^4x-8cos^2x+1 so I'm guessing you begin with the ...

Math - Trig - Double Angles - Prove: cos4x = 8cos^4x - 8cos^2x + 1 My Attempt: ...

calculus-integration! - should i use substitution?? if yes how should should i ...

Math - Consider the equation below. (Give your answers correct to two decimal ...

trig - solve for x 6tanx - 4sinx = 1 i tried it but got a quartic formula :S ...