What is the equation of a line, in general form, that passes through point (1, -2) and has a slope of 1/3. 3x - y - 7 = 0
x - 3y + 7 = 0
x - 3y - 7 = 0

Answers

Answer 1
Answer: Hello,

y+2=1/3*(x-1) ==>3y+6=x-1==>x-3y-7=0

Answer C

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PLEASE HELP 100 POINTS1. Rewrite both and from standard form into vertex form. Explain your process. HINT: Each
function has a common factor. Start by dividing it out.
2. State the vertex of each function. What does each vertex represent in context of The Twist?
3. Compare the a-value of to the a-value of the parent quadratic function. What effect does this
value have on a parabola?
4. Sketch both of the functions and on a single xy-plane. Describe the steps you took to create
your sketch.
5. use the vertex forms of and the sketch you created in question for to describe the track changes that occur when the function that represents The climb hill is altered from two do you think these changes will help younger riders better enjoy the twist? explain.

Answers

Final answer:

The question discusses the conversion of quadratic function from standard to vertex form, identification and interpretation of the vertex, the importance of the 'a-value', and graphing parabolas. The functions to be converted and compared are not given in the question.

Explanation:

I'm afraid there are some missing pieces in your question as the functions to be converted and compared are not specified. However, I can provide you with a general process for transitioning from standard form to vertex form for quadratic functions, identifying the vertex, comparing the a-value with the parent function, drawing graphs and analyzing changes.

To convert from standard form (f(x) = ax^2 + bx + c) to vertex form (f(x) = a(x-h)^2 + k), you complete the square. Here are the steps in general:

  1. From your standard form equation, identify a, b, and c.
  2. Divide all terms by 'a', if 'a' is not 1.
  3. Rewrite the equation: y = (x^2 + (b/a)x) + c/a.
  4. Take half of b/a, square it and add and subtract it within the parentheses.
  5. Rewrite the equation as: y = [(x+h)^2 - (h^2 -c/a)] where h is half of b/a.
  6. The resulting equation is in vertex form.

The vertex of the parabola is represented by the values of 'h' and 'k'. The vertex often represents the minimum or maximum point of a situation when the parabola models real-world phenomena.

Comparing the 'a-value' of your function to the 'a-value' of the parent function (which is usually 1), tells you about the vertical stretch or compression and the direction of the parabola.

When sketching, you usually plot the vertex first, find the axis of symmetry and then plot some points.

Learn more about Quadratic Functions here:

brainly.com/question/35505962

#SPJ2

Answer:

Rewrite both and from standard form into vertex form.

f(x)=(0.10x+18)^2-5.64

g(x)=(0.03x+0.81^2-7.5261

(18,30) (27,15)

the a-value of the parent quadraic function affects the parabola by it open downwards

Step-by-step explanation:

VALUERATIONAL OR IRRATIONAL?
1.
5
V 126
3.
0.15893...
5.
0.7
HELP

Answers

Answer:

rational

Step-by-step explanation:

If f(x) = 0, what is x?0 only
–6 only
–2, 1, or 3 only
–6, –2, 1, or 3 only

Answers

Answer:

answer will be 0

plz mark me as brainliest

Simplify 4 to the seventh power over 5 squared all raised to the third power.

Answers

The expression (4^7/5^2)^3 can be simplify as 4^21/5^6 and it is equal to 281,4774,976.70. This is computed using the rule of simplifying exponential terms. It states that when an exponential term is raised to another power the powers must be multiplied.

NEED HELP WITH DIS ASAPPPP !!!

Answers

Answer:

f(a) is the cost of the pizza plus sales tax. g(b) is the cost of the pizza ,sales tax plus delivery fee and a is the cost of the pizza

Step-by-step explanation:

Answer:

f a third

Step-by-step explanation:

50 POINTS!! PLEASE HELP ME OUT AND I WILL GIVE BRAINLIEST TO BEST ANSWER THAT SHOWS STEPS! THANK YOU!!!!Enter your answer and show all the steps that you use to solve this problem.
Determine whether y varies directly with x. If so, find the constant of variation k and write the equation.

Answers

Answer:

it is not a direct variation

Step-by-step explanation:

To have a direct variation

y/x = k for all values of x and y

y/x = 11/7

y/x    = 13/8

y/x = 15/9 = 5/3

y/x = 17/10

11/7 does not equal 13/8 so  it is not a direct variation

Answer:

Not direct variation.

Step-by-step explanation:

To have direct variation, each division of a y value by its corresponding x value must give the same answer.

Look at x = 7, y = 11

Do y/x = 11/7 = 1.5714...

Now look at x = 8, y = 13

Do y/x = 13/8 = 1.625

Since the two divisions do not give equal results, this is not direct variation.