Answer:
The ball will take approximately 2.165 seconds.
Step-by-step explanation:
The height of the ball is represented by the function
, the time taken by the ball to hit the ground is a value of
such that
, we proceed to solve the following equation for
:
(1)



The ball will take approximately 2.165 seconds.
Answer:
r+3
Step-by-step explanation:
r is an expression. To get an expression that is 3 more, just add 3
r+3
Step-by-step explanation:
surface area of cylinder is
2×pi×r (h+r)
2×22/7×2 (4+2)
88/7 (4+2)
75.4 cm square
Answer:
Step-by-step explanation:
<u>Add up as fractions:</u>
- 1/2 + 2/5 = Common denominator is 2*5 = 10
- 5/10 + 4/10 =
- 9/10
Option D
Answer:
$44 total
Step-by-step explanation:
40 times 10% equals 4 plus the original 40 equals 44