create an equation
create an equation
need help with quadratic equations
i need to know the width.
Use the graph of f(x) to find the solutions to the equation f(x)=0. What are the solutions of the equation 2x^2=8? Use a graph of a related function whose roots answer the question...
how would the equation be written?
an airplane flew 660 miles with the wind,and then took 40 minutes longer for the return flight against this wind.if the planes flies 200 miles per hour in still air,find the speed of the wind....
How many real-number solutions does the equation have? -7x^2+6x+3=0 How many real-number solutions does the equation have? 0=3x^2+18x+27
A school is fencing in a rectangular area for a playground. It plans to enclose the playground using fencing on three sides, as shown at the right. http://sketchtoy.com/64751880 The school...
0 = –3x² + x – 4
A parabola graph has the Vertex and Y-intercept is A(0,8) and x-intercepts of B(3,0) and C(-3,0).... Question 1) The parabola has the equation ax^2+bx+c , Use "A(0.8)"...
A parabola graph has the Vertex and Y-intercept is A(0,8) and x-intercepts of B(3,0) and C(-3,0).... Question 1) The parabola has the equation ax^2+bx+c , Use "A(0.8)"...
Simplify if possible
Simplify solution if possible
Solve 2x^2 + 8x -4 = 0 by completing the square. Solve (x^2 +x)^2 -3(x^2+x) +2=0 using substitution, factoring, and the quadratic formula
One positive integer is 5 less than twice another. The sum of their squares is 250. Find the integers.
Mr. Kuzbary cannot measure the length and width of his rectangular back yard to to lots of stuff in the way, but because he is a math wizard, he knows the length is 6 feet more than the width. He...
You throw a ball in the air with an initial velocity of 31 feet per second. The ball leaves your hand when it is 6 feet above the ground. You catch the ball when it reaches a height of 4 feet. After...
Solve the equation. Approximate the solutions to the nearest hundredth. (Enter your answers as a comma-separated list.) Let g(x) = 4.2x2 + 0.6x. For what value(s) of x is g(x) = 3.15...
The length of a car's skid mark in feet is given by L=0.046s2−0.199s+0.264,where sis the car's speed in miles per hour. If the length of a skid mark is 100feet, find the speed in miles per hour...
A small rock sits on the edge of a tall building. A strong wind blows the rock off the edge. The distance, in feet, between the rock and the ground tseconds after the rock leaves the edge is given...