4. (07.01 MC) If the sin 30° is 1/2
then the cos___⁰=_.

A(60⁰, 1/2)
B(30⁰, square root of 2 over 2)
C(60⁰, square root of 3 over 2)
D(30⁰, 1)

An equation representing lyle’s hedge-trimming business is a = 12n - 300 where a is the amount of profit or loss in dollars and n is the number of hedges trimmed. how would the graph of lyle’s business change if the equation a = 10n - 300 represented his business? the graph would be flatter. the graph would be steeper. the graph would start closer to the origin. the graph would start lower on the y-axis.

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?

For which pair of functions is (gof)(a)=|a|-2?