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
Sergeu [11.5K]
3 years ago
6

What is the first step when rewriting y = 3x2 + 9x - 18 in the form y = a(x h)^2 + k?

Mathematics
1 answer:
Dennis_Churaev [7]3 years ago
4 0

Answer:

Step-by-step explanation:

y = 3*2 + 9x - 18

First step in this case is to multiply 3 * 2 = 6.

Then you would have: 6 + 9x - 18

You might be interested in
A principal of $2900 is invested at 4.25% interest, compounded annually. How much will the investment be worth after 7 years?
olga2289 [7]

Let S = Sum after 13 years

     So = amount invested

     t = time in years

     i = annual interest rate = .0325

The S = So(1+i)t = $2,200(1.0325)13 = $3,334.21

4 0
2 years ago
Sector problem please help
hammer [34]

Answer:

The answer is (π/4)*r

Step-by-step explanation:

Formula length of arc when the angle given is in radian as the case given

s = r*θ

s = arc length (in radians)

r = radius

θ = central angle in radians

But when the angle given is in degrees the length is expressed as

s= 2πr*(θ/360)

7 0
3 years ago
Find the x-intercept and y-intercept of the graph of of the equation: y=8-3x
soldier1979 [14.2K]

Answer:

x-intercept: x = 8/3

y-intercept: y = 8

Step-by-step explanation:

x-intercept

y = 8 - 3x

0 = 8 - 3x

3x = 8

x =  \frac{8}{3}

••••

y-intercept

y = 8 - 3x

y = 8 - 3 \times 0

y = 8

3 0
3 years ago
Mrs. Donelly drew the triangle above on the chalkboard and asked her students to write down possible side lengths for a, b, and
GenaCL600 [577]

Answer:

a=2;b=4;c=6.

Louis wrote the correct answer.

4 0
2 years ago
Find the solutions of the congruence 12x2 + 25x ≡ 10 (mod 11). [Hint: Show the congruence is equivalence to the congruence 12x2
Vlada [557]

Answer:23.89x67

Step-by-step explanation:

5 0
3 years ago
Other questions:
  • The maximum sustained winds reached by a hurricane were 230 km per hour. a. What is this wind speed in miles per hour? b. What i
    8·1 answer
  • The sides of the playground are 33 meters and 24 meters. what is the value of z?
    8·2 answers
  • For and event i made 72 dessert plates, each containing the same number of pastries. I didn't need that many plates so i removed
    15·1 answer
  • Natalie reads for 68 hour on 6 days each week.
    15·1 answer
  • A cylinder has a height of 12 meters and a radius of 5 meters. What is its volume? Use a
    8·1 answer
  • PLEASE HELP I WILL GIVE BRAINLIEST!
    14·2 answers
  • You buy a car for $8,000 that depreciates at a rate of 11% a year. How much is the car worth after 5 years?
    5·1 answer
  • What is the value of x in:<br>3x + 2(x + 1) = 12?<br>A.12<br>B.6 <br>C.10<br>D.2​
    14·2 answers
  • Directions: Complete the task below.
    8·1 answer
  • What is the factored form of 4k2 – 28k + 49?
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!