If arctan(x) = 1 , then arcsin(x) + arccos(x) equals: (A) 1
(B) sqrt(2)
(C) 1/(sqrt(2))
(D ) 2sqrt(2)

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Which number line represents the solution set for the inequality -1/2x> 24?

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?