Answer:
20
Step-by-step explanation:
Answer:
50 cm
Step-by-step explanation:
4/5 = 40/x
cross multiply
4x=200
x=50
From the picture, we can see the pair, bear in mind that terminal point pair is really the (x,y) pair or namely the (cosine, sine) pair, so we know what the cosine and sine are.
In #12, substitute into the given function the x values {-3, 0, 6} to obtain the range: the function takes on the following values: {0, -1, -3}. Thus, the range for #13 is {0, -1, -3}.
Do the others in precisely the same way.