In the right triangle shown, m_A = 30° and AB = 12V3. C
2
B
30
12V3
A
How long is AC?

The parabola opens: y=√x-4 (principal square root) up down right left

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.