Solve equation for x 0 - 360 (degrees)

4sinx + 3cosx = 6

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- Sep 27th 2008, 09:56 AMgraceytrig equation help leas
Solve equation for x 0 - 360 (degrees)

4sinx + 3cosx = 6 - Sep 27th 2008, 12:09 PMJhevon
- Sep 27th 2008, 12:12 PMshailen.sobhee
There are no values of x that satisfy the equation.

You can use Rcos(x-Q)=4sinx + 3cosx,

RcosxcosQ+RsinxsinQ = 4sinx + 3cosx

RcosQ=3

RsinQ=4

tanQ=4/3

R=5

5cos(x-Q) =6 ... (1)

Equation 1 does not have have solutions.