. Question 8 0/1 pt O 3 99 0 Details Simplify (sin(t) + cos(t))" - (cos(t) - sin(t)) to a single trig function 2 sin(2t)csc(t) Question Help: Message instructor Submit Question Question 9 0/1 pt 0 3 99 0 Details 2 tan(t) 1 - tan?(t) Question Help: Message instructor Submit Question Question 10 0/1 pt 9 3 99 0 Details Suppose A is an acute angle, and sin A = 28 45 53 . COS A = 53 Find sin 2A and cos 2A. sin 2A = cos 2A = Question Help: B Written Example Message instructor Submit Question Question 11 0/1 pt 9 3 99 0 Details Using a double-angle or half-angle formula to write the expression as a trigonometric function of one angle: (a) If cos (240 ) - sin (24 ) = (b) If cos (6x) - sin (6x) = Question Help: B Worked Example 1 Message instructor Submit