223 Answered Questions for the topic Quadratic Formula

How to do a translation, followed by a reflection in the x-axis?

For example if the parent function is f(x) = x2+2x+1, or f(x) = (x+1)2 and the problem asks for a translation left 3, and down 1, followed by a reflection in the x-axis.If I'm understanding... more

Quadratic Transformation Help

F(x) = -(2(x-4))^2+2 describe the transformations that would turn f(x) into quad function g(x) = -2f(3(x-4))+2 more specifically, how to find the vertex of g(x)

NEED HELP ASAP!

Are the points A(3,5), B(0,2) and C(-2,10) the vertices of a right triangle? Justify your answerThe endpoints of the diameter of a circle are (-5,1) and (3,-5). Find the center and the radius of... more

Quadratic Functions

Use completing the square to write the following equations in vertex form. State the vertex and whether the parabola has a maximum or minimum value.1) y = x^2 - 10x + 32) y= -x^2 + 12x +23) y =... more

Quadratic Functions

For the following quadratic functions, state the transformations that have occurred to the parent function, state the vertex and whether the parabola will open up or down and sketch the curve by... more

Solving Quadratic Equations

The square of a number is equal to 15 more than the twice number. Finad all such numbers.

Discriminant: Determine the value of K in given conditions

1.) 5x2 - 6x + ka) Real And Equal (1 root)b) Real And Unequal (2 roots)c) Imaginary (no real roots)

Solve cos^2x+3cosx+2=0, for cos, then for x.

I do not understand. Please help.

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.

I NEED HELP WITH THESE PROBLEMS FAST!!!

You’ve been given $500.00 for your fencing. So first we are going to make as big of a rectangular field as we can with the money that we have for the fencing to surround it. The cost of premium... more

answer to this application question needed ASAP PLEASE

a video tracking device recorded the height, h in metres, of a baseball after it was hit into the air. the data collected can be modelled by the quadratic relation h=-3(t-3)^2+18. where t is the... more

When Joe dives off a diving board, the equation of his pathway can be modeled by h=-16t^2+15t+12. Find the time it will take to reach the water. Solve using the quadratic formula.

I've answered this a bunch of times but I am not getting numbers that could represent a time. Can someone plz show how this works step by step? The unit is seconds, I think, even though it is not... more

A raindrop falls from a cloud at an altitude of 10,000 ft. Another raindrop falls from a cloud at an altitude of 14,400 ft.

Write the two height functions and use a graphing calculator to comparetheir graphs. Then, Use the graphs to tell when each raindrop reaches the ground.

quadratic function

Find a formula for the quadratic function whose graph has its vertex at (5, 4) and its -intercept at y=2

answer a, b and c

You will build a rectangular sheep pen next to a river. There is no need to build a fence along the river, so you only need to build three sides. You have a total of  feet of fence to use. Find the... more

help with using the quadratic formula

how do you use the quadratic formula to solve z^2+16z+54=0?

what is the average cost

Average movie prices in the United States​ are, in​ general, lower than in other countries. It would cost ​$78.03 to buy three tickets in Japan plus two tickets in Switzerland. Three tickets in... more

Quadratic Functions

Last year the Sports Time Athletic Club charged $20 to participate in an aerobics class. Seventy people attended the classes. The club wants to increase the class price this year. They expect to... more

(5,7) 2 units right 2 units down

I don't know what this would be

Finding quadratic in general form using vertex and two x intercepts.

Find the quadratic (in general form) that passes through these 3 points. The three points are the vertex, and two x intercepts. The vertex is (55, 24) and the two x intercepts are (0, 0) and (0,... more
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