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
kozerog [31]
3 years ago
9

f a football player passes a football from 4 feet off the ground with an initial velocity of 36 feet per second, how long will i

t take the football to hit the ground? Use the equation h = −16t2 + 36t + 4
Mathematics
1 answer:
saveliy_v [14]3 years ago
4 0
When it hits the ground  h = 0 so we have

-16t^2 + 36t + 4 = 0

t = 2.36 seconds to nearest hundredth.
You might be interested in
Determine the product (4.2×10^-1)+(5.7+10^-1)
Alenkasestr [34]

Answer: (D) 2.394 * 10^-1

Step-by-step explanation:

(4.2 * 10^-1) (5.7 * 10^-1)

= 2.394 * 10^-1

4 0
3 years ago
The length of a spring varies directly with the mass of an object that is attached to it. When a 30-gram object is attached, the
Rom4ik [11]
M/s=30/9 =10/3

so, 3m=10s
8 0
3 years ago
Read 2 more answers
A scientist is studying the impact of certain vitamins on a person's ability to remember. The sample size for the experimental g
vovikov84 [41]

Answer:

0.09 average effect

Step-by-step explanation:

Given that the t statistics = 1.54

Sample size (n) = 25

Therefore, variance = t²/n

Variance = 1.54²/25

Variance = 2.372/25

Variance = 0.09

3 0
3 years ago
Can someone help me this this sheet please and thank you.!
AveGali [126]

Answer:

1- faster 2- rises,sink 3-equater 4-convection idk the rest

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
Which is an equation?<br> a. 17 + x<br> b. 45 / x <br> c. 20x = 200<br> d. 90 - x
eimsori [14]
C. 20x = 200 because an equation always has an equal sign and other three are expressions because it doesn't have any signs, hoped this helped:)
6 0
3 years ago
Other questions:
  • Wha it is 2,200 divided by 30 and 2,300 divided by 30
    7·2 answers
  • What is the range of 23, 29, 17, 23, 23
    8·2 answers
  • Which will result in a perfect square trinomial?
    9·1 answer
  • When we are approximating an irrational number we place the number under the square root between two consecutive
    11·1 answer
  • A cube has a side length of 13 millimeters what is the surface area of the cube
    11·1 answer
  • PLEASEEE HELPPO :))!!
    9·1 answer
  • Help me out pls I don’t get ur at all
    8·2 answers
  • NEED HELP ASAP
    5·1 answer
  • Please please help and explain! I will mark Brainliest.
    12·2 answers
  • How do you tell your best guy friend you like him??
    10·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!