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
MrRissso [65]
3 years ago
8

A particle moves along a line so that its position at any time t > 0 is given by the function s(t) = - t3 + 7t2 - 14t +8 wher

e s is measured in meters and t is measured in seconds. Find the displacement during the first 5 seconds.
Mathematics
1 answer:
eimsori [14]3 years ago
4 0

Answer:

s(5) = -12

Step-by-step explanation:

s(t) = - t³ + 7t² - 14t +8

Find the displacement during the first 5 seconds.

When t = 5

s(t) = - t³ + 7t² - 14t +8

s(5) = -5³ + 7(5)² - 14(5) + 8

= -125 + 7(25) - 70 + 8

= -125 + 175 - 70 + 8

= -12

s(5) = -12

You might be interested in
Please help! The girls' gym teacher needs to purchase
hram777 [196]
Well the teacher would only get $15 but we don’t know how much the balls cost so you can’t make an expression
5 0
3 years ago
A right triangle has a base equal to 13 inches and a height equal to 18 inches. Find the area of the trlangle.
never [62]

Answer:

117

Step-by-step explanation:

The formula for a triangle is base times hight divided by two. So, 13 x 18 = 234, and 234/2 = 117

3 0
3 years ago
I NEED A PROFESSIONAL ON MATH PROBLEMS NOW!!
BARSIC [14]

Answer:

$62

Step-by-step explanation:

hope this helped!

p.s it would be cool if you gave me brainliest.

6 0
2 years ago
If 50 is 80% , then how many percent is 38 ?
Oksanka [162]

Answer: 1.64

Step-by-step explanation:

80% = 50

20% = 12.5

100% = 62.5

38% = 1.64

4 0
3 years ago
What does n^9/n^5 equal
vovangra [49]

Answer:

n^4

Step-by-step explanation:

Rule:

\dfrac{a^m}{a^n} = a^{m - n}

Your problem:

\dfrac{n^9}{n^5} = n^{9 - 5} = n^4

4 0
3 years ago
Other questions:
  • How to find domain and range on functions
    8·1 answer
  • -(6-4p)<br> Can someone please help me. Thank you
    9·1 answer
  • suppose you go to a concert and purchase three identical t-shirts and a hat that hat cost $21 and you spend $60 an hour how much
    7·2 answers
  • Need help with the answer for both questions!!!!!!!!
    14·1 answer
  • To make the Ice cream I need 600ml of heavy wiping cream and 200g of Sweet Condensed Milk. If I only have 473ml of cream and I h
    7·1 answer
  • Which angles are congruent?
    7·1 answer
  • What is the nth term rule of the linear sequence below?<br> 13, 7, 1, -5, -11,...
    11·2 answers
  • Please help me with this question
    8·1 answer
  • How do you work out nth term
    12·1 answer
  • What is the answer to the green box?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!