Solve 4sin2θ + 4cosθ - 5 = 0 for 0° ≤ θ < 180°.
ø
0°
30°
60°

Which conjunction is disjunction is equivalent to the given absolute value inequality? |x+2|< 18

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.

Ineed with question three. i don't understand how i'm supposed to achieve 3 marks.