If x is the first, or smallest, of three consecutive even integers, express the sum of the first even integer and the second even integer as an algebraic expression containing the variable x

Astandard deck of cards contains 52 cards. one card is selected from the deck. (a) compute the probability of randomly selecting a seven or king. (b) compute the probability of randomly selecting a seven or king or jack. (c) compute the probability of randomly selecting a queen or spade.

Lola says these two expressions have the same value. expression a expression b which explains whether lola is correct?

Which of the following functions corresponds to the above sinusoid? a. 10 cos πx - 5 b. -5 sin x - 5 c. -10 cos πx/2 - 0.5 d. 10 sin πx - 5