If f(x) = -x2 – 1, and
g(x) = x + 5, then
g(f(x)) = [ ? ]x2 +[ ]x +[ ]


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.

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.