Which of the following is the greates? `cos e c1` (b) `cos e c2` `cos e c4` (d) `cos e c(-6)`

Find the principal values of each of the following: (i) "c o s e c"^(-1)(2/(sqrt(3))) (ii) "c o s e c"^(-1)(2cos(2/3pi))

Find the differential equation for which the following value of y is the general solution: y=(c_1 cos x + c_2 sin x) e^(-x) + c_3 e^x

Find the principal values of each of the following: c o s e c^(-1)(-sqrt(2)) (ii) cos e c^(-1)(-2)

Differentiate e^(ax) cos(bx + c) .

In a ABC, prove the following :a(cos B+cos C-1)+b(cos C+cos A-1)+c(cos A+cos B-1)=0

If tan(theta)/(2)=sqrt((1-e)/(1+e))tan(alpha)/(2), then cos alpha=1-e cos(cos theta+e)(b)(1+e cos theta)/(cos theta-e)(c)(1-e cos theta)/(cos theta-e) (d) (cos theta-e)/(1-e cos theta)

In triangle ABC , prove that (1) a=b cos C+c cos B (2) b=a cos C+c cos A .

If A+B+C=pi , prove that cos 2A +cos 2B +cos 2C=-1-4cos A cos Bcos C.

Which one of the given responses would be a meaningful order of the following words ? a. Fruit b. Flower c. Seed d. Pollination e. Bud (1) a, b, c, d, e (2) d, b, e, c, a (3) e, b, d, c, a (4) e, b, d, a, c