use letter x to represent variable

use letter x to represent variable

what is the relationship between the factors of a quadratic expression, the roots of the related quadratic equation, and the x-intercepts of the graph of the related function Please...

A soccer ball is kicked from a point 12 m to the left of the halfway line and lands at a point 18 m to the right of the halfway line. It reaches a maximum height of 15 m during i’d parabola flight...

Simply solve the problem.

determine the equation of a parabola, algebraically, in the form y=a(x-h)^2+k given that it has a max value at y=7 and x-intercepts at (-4,0) and (-10,0). You may use a sketch to help in your...

Vertex; (-1,4) Point; (-3,-4)

f(x)=ax^(2)+bx+c, f(1), f(-2)=-7, f(2)=-3

At what point(s) do these graphs intersect? y = x^2 + 3x - 5 y = 4x + 1 Seth's solution: y = x^2 + 3x - 5 y =...

Passing points are(-3,0),(1,0) and (-1,8)

A patient has an illness that typically lasts about 24 hours. The temperature, T, in degrees Fahrenheit, of the patient t hours after the illness begins is given by: T(t)=−0.03t^2+0.696t+98...

A cannon ball is launched into the air with an upward velocity of 396 feet per second, from a 11-foot tall cannon. The height h of the cannon ball after t seconds can be found using the...

Find the function f(x)=ax^3+bx^2+cx+d, for which f(-3)=-144, f(-1)=0, f(1)=8, f(2)=21 and simplify

A person's systolic blood pressure, which is measured in millimeters of mercury (mm Hg), depends on a person's age, in years. The equation: P=0.004y^2−0.03y+120 gives a person's...

The length of a rectangle is 8 more than twice the width. What is the area of the rectangle? What are the dions of the rectangle?

A hotel finds that if they charge $300 per room, they can book 100 rooms. They also find that for every $50 increase, they lose 5 bookings. What rate should they charge to maximize their revenue?...

A farmer wants to build a pen against a side of mountain. He has 200 feet of fencing. what is the maximum area he can enclose? What are the dimensions of his own of maximum area?

The height of a ball in feet is modeled by f(x)= -16^2+80x

must determine the quadratic function f whose graph is given

The function f is defined by f(x) = x^2 - 2x - 24 Part A If f(x + 3) = x^2 + kx - 21, what is the value of k? Enter your answer in the box. ______________ Part...

Im not quit sure how to find the range and need a wee bit of help