In a triangle whose perimeter is 52cm, the length of the longest side is 2cm less than the sum of the lengths of the other two sides. the difference between the length of the longest side and twice the length of the shortest side is 3 cm. how long is each side of the triangle

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.

Identify which functions are linear or non-linear. a. f(x) = x2 + 1 b. f(x) = 2x + 5 c. f(x) = x 2 + 3 d. f(x) = 3 x + 7 e. f(x) = 4x + 10 2 - 5

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!