Question 33858
cos theta = 5/12 and tan theta is negative, find the exact valcue for sin theta.
USING ALL SILVER TEA CUPS,SINCE COS IS +VE AND TAN IS -VE,THETA IS IN IV Q.WHERE SINE IS ALSO -VE.
HENCE COMPLETING TRIANGLE
12^2=5^2+X^2
X=SQRT(144-25)=SQRT(119)
HENCE SIN(THETA)= -SQRT(119)/12