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
guapka [62]
3 years ago
14

Given the quadratic function : f(x)=x^24x-12 Find the vertex. Can you show the steps?!?

Mathematics
1 answer:
vlada-n [284]3 years ago
6 0
\bf \textit{vertex of a vertical parabola, using coefficients}
\\\\
\begin{array}{llcccl}
\stackrel{f(x)}{y} = & 1x^2& +4x& -12\\
&\uparrow &\uparrow &\uparrow \\
&a&b&c
\end{array}
\qquad 
\left(-\cfrac{ b}{2 a}\quad ,\quad   c-\cfrac{ b^2}{4 a}\right)
\\\\\\
\left(-\cfrac{4}{2(1)}~~,~~-12-\cfrac{4^2}{4(1)}  \right)\implies (-2~~,~~-12-4)\implies (-2~~,~~-16)
You might be interested in
(3x²+4x-1)+(-2x²-3x+2)
Troyanec [42]

Answer:

x

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
What is 3.01 the one repeating what is it as a mixed number
Doss [256]
The answer: 3 1/100
3 0
3 years ago
Last year 500 people attended a concert this year 900 people attended what was the percent increase in attendance from last year
IRISSAK [1]

Answer:

80

Step-by-step explanation:

500 to 900? = 80.

6 0
3 years ago
I feed to find the circumference
fgiga [73]

answer:

131.88 inches

step-by-step explanation:

  • know the formula: 2πr
  • now plug in what we have

2πr = circumference

2(21)(3.14)

= 131.88

6 0
2 years ago
Francis heard that a car stereo system was on sale for 30% off. If the sale price was $57.75, what was the original price of the
matrenka [14]

Answer:

$75.08

Step-by-step explanation:

x over 57.75 = 30 over 100

57.75 * 30

1732.5 / 100

17.325

57.75 + 17.325

75.075

Simplify = $75.08

3 0
3 years ago
Other questions:
  • Luis is saving money to purchase a new video game. He has a total of 30 coins consisting of nickels and dimes. The value of the
    6·2 answers
  • When the square of a certain number is diminished by 9 times the number the result is 36?
    9·1 answer
  • if there are 13 cookies birthday party is there any way to divide them equally amongst a group of friends so that each has a who
    6·1 answer
  • What is y _ times x?
    5·2 answers
  • A tree broken at a height of 5 cm from the ground and it's top touches the ground at a distance of 12 m from base of the tree fi
    13·2 answers
  • Jackson wants to divide 2/5 pound box of trail mix into smal bags. Each of the bags will hold 1/10 pound of trail mix. How many
    9·2 answers
  • Find 25% of a pair of AirForce1's that cost $100.
    11·2 answers
  • In a fraction, this is the number above the fraction bar.
    7·1 answer
  • Write an equation of the circle with center (-3, 7) and radius 2.
    15·1 answer
  • F(x)=x2 Translate left 2 units Translate down 2 units
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!