For positive acute angles A and B, it is known that cos A = 20/29, and sin B =3/5 Find the value of cos(A + B) in simplest form.

Which function is odd check all that apply a. y=sin x b. y=csc x c. y=cot x d. y=sec x

The probability that an adult possesses a credit card is .70. a researcher selects two adults at random. by assuming the independence, the probability that the first adult possesses a credit card and the second adult does not possess a credit card is:

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm