Answer:
40 miles a day
Step-by-step explanation:
The difference in fixed charge is $20; the difference in mileage charge is $0.50 per mile. So it will take $20/$0.50 = 40 miles for the extra mileage cost to eat up the savings in fixed cost. At that mileage, both companies will charge the same amount:
A: 90 + 0.30·40 = 102
B: 70 + 0.80·40 = 102
Answer:
d - 10
Step-by-step explanation:
Because the amount of Leila’s baseball cards was d, subtract 10 from it to get Leila’s amount of baseball cards now.
d - 10
Explanatory variable, or the independent variable. The two are interchangeable, but explanatory is more likely to be used in statistics, and independent variable is used practically everywhere else.
Answer:
I think we're probably talking about a right triangle. So just find the adjacent side and the hypotenuse.
Step-by-step explanation:
Once we are considering
, the range of
is
. Therefore,
is not true.
In this exercise, we may have

Considering the trigonometric functions beyond the unit circle.
Or considering the definition in the right triangle:

Answer:
<em>2</em><em>5</em><em>0</em><em>°</em>
<em>There</em><em> </em><em>are</em><em> </em><em>2</em><em>5</em><em>0</em><em>°</em><em>…</em><em>…</em><em>…</em><em>…</em><em>…</em>