11/02/20

what is a quadratic function in ​standard form​ that has vertex at (5, 0) and a vertical stretch of -3?(it’s a homework question I’m stuck on)

10/24/20

What is the minimum possible cost per unit?

The cost per unit, C(x), when manufacturing X units is given by the formula: C(x)=2x^2-24x+76What is the minimum possible cost per unit?
Quadratic Formula Math Algebra 2 Algebra

10/13/20

Find A and B given the vertex (2,-4)

In this question, A and B means the A and B variables in the equation Y=Ax^2+Bx+c

10/11/20

Algebra 2 Discriminant Problems Solve for C

Find the values or intervals of k for which each of the following has for:3x2-6x-k=0 two non equal real roots two imaginary roots 2x^2+4x+k two non equal real roots two imaginary roots

10/02/20

NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t) = − 4.9t^2 + 334t + 255.

NASA launches a rocket at t = 0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t) = − 4.9t^2 + 334t + 255.Assuming that the rocket will splash down into the... more

08/12/20

calculate when ball is at a specific height

given maximum height and when it hits the groundmaximum height = 14mhitting the ground again = 6s determine a quadratic equation in the form of ax^2+bx+ c = 0 that can be used to calculate when... more

07/26/20

Find the Solution for 5x2+20x+32=0 , where a = 5, b = 20 and c = 32, using the Quadratic Formula.Show all you work. You're welcome to use this quadratic formula calculator, but please explain your... more
Quadratic Formula Math Precalculus Pre Calculus

06/10/20

equation of parabola if axis of symmetry x=-2; passes through (0,7)&(-3,-2)

we have to determine an equation with only the given information:- axis of symmetry is x = -2- passes through point (0,7)- passes through point (-3,-2)
Quadratic Formula Math Algebra 1 Algebra

05/22/20

Question 1. For the equation x^2 + 14x = -46, the approximate solutions are -8.732 and -5.268. Find the exact solutions by completing the square. Show/Explain your reasoning.Question 2. Here is the... more

05/21/20

A basketball is thrown toward a hoop, which is 3m above the ground. The height (y, in metres) if the basketball above the ground after t seconds is given by the equation y= -5t^2 + 10t +2A) the... more
Quadratic Formula Math Algebra 1 Algebra

05/14/20

Algebra 1. Quadratic Functions, Pls help

Identify the Vertex, axis of symmetry and the y-intercept of the following equation.Equation: y=(x-3)^2 (^2 stands for exponent) A=____H=____K=___Vertex= (_,_)Vertex = min or max?Axis of symmetry:... more

05/14/20

Finding the distance using distance Formula

You and your friend are standing back-to-back. Your friend runs 20 feet forward and then 15 feet to the right. At the same time, you run 12 feet forward and then 9 feet right. You stop and throw a... more

05/12/20

Algebra I Vertical Motion w/ Quadratic Formula

Suppose you throw a rock into the air from the top of a cliff with an initial upward rate of 15 meters per second. (a) How high will the rock be above the cliff top after 2 seconds?(b) Where will... more
Quadratic Formula Math Algebra 1 Algebra

05/06/20

What are the length and width of the picture without the frame? Select a width and length below.

A framed picture has a total area y, in square inches. The thickness of the frame is represented by x, in inches. The equation y = (8 + 2x) (10 + 2x) relates these two variables. What are the... more
Quadratic Formula Math Algebra 1 Algebra

05/06/20

What would a solution to the equation 100 = (8 + 2x) (10 + 2x) mean in this situation?

A framed picture has a total area y, in square inches. The thickness of the frame is represented by x, in inches. The equation y = (8 + 2x) (10 + 2x) relates these two variables.What would a... more

05/06/20

1000 tickets are sold for $4 each. If the price is increased by$0.25 the tickets sold decrease by 50. What ticket price will result in the greatest revenue?

05/04/20

Solve Word Problem by Using the Discriminent

So I have this math problem "A model of the daily profits p of a gas station based on the price per gallon g is p = -15,000g2 + 34,500g - 16,800. Use the discriminant to find whether the station... more

05/03/20

How do I find the axis of symmetry of a parabola from 2 symmetrical points?

I have 2 points, (3,-2) and (7,-2)
Quadratic Formula Math Algebra 1 Algebra

05/01/20

A ball is thrown. The height of the ball "h", in feet, after "t" seconds is given by the equation: h=-16t^-20t+240. How long after the ball is thrown will it strike the ground?

Please explain step by step and use quadratic formula to find the answer. Ps. The first number of the given equation is -16t to the power of 2 (-16t^2-20t+240)
Quadratic Formula Math Algebra 1 Linear Algebra

05/01/20

Functions Question

g(x) = 500^2 + 30x represents which kind of function?a. linearb. exponentialc. quadratic

04/30/20

Nicky wants to surround an 11 in. by 5 in. painting with a frame that is w inches wide. Which quadratic function represents the combined area A of the picture and the frame?

I am struggling with problem, I can't find the answer. So if someone could explain it to me it would be nice. Thank you.
Quadratic Formula Math Algebra 1 Algebra

04/27/20

Find the x-intercepts and the x-coordinate of the vertex of the graph representing each equation. If you get stuck, try graphing. y = x^2 - 25 y = x^2 + 16

04/27/20

Solving for c using the Quadratic Formula.

For what value of c does 2x^2 - 4x-c =6 have exactly one solution ?

04/27/20

Finding an equation of the parabola and the value of x with the equation given.

A parabola has a focus of (0,3) and a vertex at the origin. Write an equation of the parabola. Then find the value of x for which y-8=0.

04/27/20

Finding the length and width of the swimming pool, using what is given.

A swimming pool is in the shape of a rectangular prism. The pool is 8 feet deep. It’s length is 2 times it’s width. The volume of the pool is 21,904 cubic feet. Find the length and the width of the... more

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