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
Genrish500 [490]
3 years ago
14

Whats the vertex form of y=x^2-20x+15

Mathematics
1 answer:
Sveta_85 [38]3 years ago
6 0
This looks like a parabola so:
y=x^2 - 20x + 15  -->  x^2 - 20x +15=y
(x^2 -20x)=y - 15  -->  (x - 10)^2=y - 15 +100  ( used complete the square)
(x - 10)^2=y + 85

You might be interested in
Jenny can swim 10 laps In 5 minutes. How many laps should she swim in 1/3 of an hour?
DIA [1.3K]

1/3 of an hour is 20 minutes. If show 10 laps in 5 minutes, just divide 20 by 5, which gives you 4, then multiply 4 times 10. She can swim 40 laps in 1/3 of an hour. Hope that helps. Mark Brainliest if it does. Thank you!

4 0
3 years ago
Marcy determined that her father's age is the quotient of her age and 5, increased by 10. If x represents Marcy's age, write an
Hoochie [10]

Answer:

x / 5 + 10 or

Step-by-step explanation:

4 0
3 years ago
Emma made 3/4 of a pound of trail mix. If she puts 1/8 of a pound into each bag, how many bags can Emma fill?
xxMikexx [17]
3/4 divided by 1/8 would be 6 so Emma can fill 6 bags. Hope this helps and please mark brainliest!
3 0
2 years ago
5 2/5+a=71/2 what is the answer to this problem
Gre4nikov [31]
Answer:
30 1/10

Step by step explanation:
71/2-5 2/5= 30 1/10
30 1/10 divided by a (also know as 1) = 30 1/10
3 0
3 years ago
Nellie is buying bird seed to put in her bird feeders. she uses about 10 pounds of bird seed each week, but has room to store an
neonofarm [45]
Nellie has to calculate the price per pound for every bag.

1) 2.52 / 3.5 = 0.72 $/lb
2) 5.40/7.5 = 0.72 $/lb
3) 7.92/11 = 0.72 $/lb

Then,  price per pound  is the same for any bag. There is no advantage of purchasing one or other, given that she can store any quantity.
6 0
3 years ago
Read 2 more answers
Other questions:
  • The price of a computer component is decreasing at a rate of 12% per year. State whether this decrease is linear or exponential.
    12·1 answer
  • a geologist noticed that land along a fault line moved 24.8 cm over 175 yrs on average how much did the land move each year
    7·2 answers
  • How can I construct a truth table for ~(p ^ q)?
    11·1 answer
  • A jug of milk holds 4 quarts. How many liters of milk does the jug hold? Round your answer to the nearest hundredth of a liter.
    7·1 answer
  • What is 30000 multiplied by 19993
    8·2 answers
  • Divide 49p in the ratio of 4:2:1
    11·1 answer
  • Estimate the area of the parallelogram.
    7·2 answers
  • Help please solve for x<br> i will give brainliest
    6·1 answer
  • Find x and y ........
    5·2 answers
  • Please solve, my teacher is stressing me out
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!