Let x be the time in hours it takes to go 80 miles. Set v(t) = 80.
∫v(t)dt = 80 from 0 to x
Then 80x - 80(0) = 80
80x = 80
x = 1 hour
Answer:
10y
Step-by-step explanation:
9y+y=
10y
Answer:
0.866
Step-by-step explanation:
By definition


We know that
. Inverse of sine is arcsin, so, angle
is computed as

Therefore, cosine of
is
cos (30°) = 0.866
Answer:
<h3><u>48 people</u> is the right answer.</h3>
Step-by-step explanation:
Let the number of male and female be 3x and 5x
There are twelve more females than males
According to the above problem,

Therefore, the numbers of male is

and number of female is

Hence, total number of people are

There are <u>48 people</u> in the party.