1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Mamont248 [21]
3 years ago
15

The height of a diver during a dive can be modeled by h=-16t^2, where h is height in feet relative to the diving platform and t

is time in seconds. Find the time it takes for the diver to reach the water is the platform is 49 feet high
Mathematics
1 answer:
Makovka662 [10]3 years ago
3 0
H=-16t^2+49
find where h=0
0=49-16t^2
0=7^2-(4t)^2
difference of 2 perfect square
0=(7-4t)(7+4t)
set to zero
7-4t=0
7=4t
7/4=t

7+4t=0
4t=-7
t=-7/4
faslse, this is before the person jumps

answer is 7/4 seconds
You might be interested in
The sales tax for an item was $15.60 and it cost $390 before tax. Find the sales tax rate. Write your answer as a percentage.
labwork [276]

Answer:

15.60 times 100 divided by 390=4%

Step-by-step explanation:

7 0
3 years ago
F(x) = 2x2 - 4x?; Find (-4)
anastassius [24]

Answer:

0 (zero)

Step-by-step explanation:

Plug in the variable for -4 and solve

y= 2(-4)2-4(-4)

y= -8(2)-4(-4)

y=-16+16

y=0

4 0
3 years ago
The coordinates of point T are (0,6). The midpoint of ST is (3, -4). Find the coordinates of point S
bezimeni [28]

Answer:

S = (-8, 0 )

Step-by-step explanation:

7 0
3 years ago
Adrian are 3 ani, iar tatăl lui are 34 de ani. Peste câți ani Adrian va fi de două ori mai tânăr decât tatăl său?
katrin [286]

Answer:

27 years

Step-by-step explanation:

Given that :

Adrian's age = 3

Father's age = 34

In how many years will Adrian be twice as young as his father?

Let the number of years = x

2(3 + x) = 34 + x

6 + 2x = 34 + x

2x - x = 34 - 6

x = 28

3 0
3 years ago
Explain how you would use fraction bars to find the quotient of 10/12 ÷ 4/6. What is the quotient?
mylen [45]
(10/12) / (4/6)...when dividing with fractions, flip what u r dividing by, then multiply

10/12 * 6/4 = 10/8 which reduces to 5/4 or 1 1/4
4 0
3 years ago
Read 2 more answers
Other questions:
  • What is 1/4as a decimal
    13·2 answers
  • n the image, two circles are centered at A. The circle containing B was dilated to produce the circle containing B′. What is the
    5·1 answer
  • 4(X+8) FOR X=6 need this for test
    8·2 answers
  • Phil and rory both like to play golf . Decided to see how far they can hit a golf ball. Phil can hit the golf ball 72 yards. Ror
    15·1 answer
  • Write an equation to represent the following: Three consecutive integers add up to 11 more than the smallest.
    12·1 answer
  • Alicia and Leah are making cookies for a fundraiser.
    6·1 answer
  • You can identify sample spaces for compound events using organized lists, tables, and tree diagrams. Which of the three methods
    5·2 answers
  • Which value is greater than 5/8 or 60 %
    11·2 answers
  • Cool Down: Fish Population
    11·1 answer
  • Can someone explain how to convert a quadratic function in standard form to vertex form using the "complete the square" method?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!