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
kow [346]
4 years ago
7

Determine the direction that this parabola opens y=x^2+2x+8up or down

Mathematics
1 answer:
Paha777 [63]4 years ago
6 0

Answer:

up

Step-by-step explanation:

The standard equation for a parabola is y = ax^2 + bx + c.  If the coefficient a is positive, then the curve (graph) opens up.

In y=x^2+2x+8  this coefficient is +1, so the curve opens up.

You might be interested in
A container has
Aneli [31]

Answer:

there may be 16 but I am not sure

5 0
3 years ago
Need helps !!!!!!!!!!
Ilya [14]
Its A hope this helped 100% correct
7 0
3 years ago
Read 2 more answers
When 10 is added to the number that is produced by doubling the number x, the result is equal to 5 times the number that is 7 le
marta [7]
10+2(x)=5(x-7)
10+2(x)=5(x)-35
35+10=5(x)-2(x)
45=3(x)
45/3=x
x=15
8 0
3 years ago
A man drove 5 miles directly east from his home, made a left turn at an intersection, and then traveled 11 miles duc north to hi
lubasha [3.4K]
Answer: About 12.083



Explanation:
In order to solve this you would use Pythagorean theorem.

You are given the length of the two legs (5 and 11)

So by plugging in 5 and 11 into A Squared plus B Squared = C Squared, you get that C^2= 146.

By finding the square root of both sides you get square root of 146, which is approximately 12.803

5 0
3 years ago
Sara tried to evaluate 21 : 7 x 8 step-by-step
nlexa [21]

Answer: Sara multiplied by 3 when she should have multiplied by 8.

Step-by-step explanation:

21 : 7*8

7*8 = 56

21 : 56

The simplest form of this ratio is 3 : 8

6 0
3 years ago
Other questions:
  • Omar has a new credit card. He earns 300300300 reward points for every 100100100 dollars he spends. If omar earned 180018001800
    11·2 answers
  • 2+{8-2[32+5(1+2)]} Simplify
    12·2 answers
  • Need help with u pls
    7·2 answers
  • How much larger is 10 7 than 10 3 What operation can we use?
    14·1 answer
  • This unit, you have learned several formulas and equations. Match the formula or equation with what the answer represents.
    14·1 answer
  • In ΔEFG, e = 8 inches, f = 8.8 inches and ∠G=90°. Find the length of g, to the nearest 10th of an inch.
    13·2 answers
  • Let f(x)= x^2-4x-c. Find a nonzero value of c such that f(c)=c.​
    9·1 answer
  • 20 POINTS! The managers of an automotive insurance company investigated whether the customers in region A have a higher proporti
    7·1 answer
  • Use transformations of f(x)=x2 to graph the following function.<br> g(x)=x2+5
    8·1 answer
  • What is the following quotient?<br> √120 divided by √30<br> 02<br> 4<br> O 2√10<br> O 3√10
    11·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!