7x2 - 10x - 1 = 0

7x2 - 10x - 1 = 0

Is the highest point (0,4)? How do I create a quadratic function?

The sum of two positive numbers is 62. 1. Write an equation that gives the product of the two numbers

8n2 + 4n - 16 = -n2

Lena is in a cave whose floor measures 20 x 20 m, and is 30 m tall. She wants to determine an equation that describes the path in the air, Her experiment launches to measuring device from the midpoint...

im in high school and I haven’t learned derivetives yet so it would be great if the answer was able to be solved as simple as possible

Harriet jumped off a cliff into the ocean while vacationing with some friends. Her height above the ocean in feet, hh, as a function of time in seconds, t, is given by the function h=−16(t^2−t−30) How...

Write an equation for the family of quadratic functions, in factored form, with the zeros 0 and negative 8.

Quadratic trinomials are obtained when binomial expressions are expanded. Consider the following: (x + a)(x + b) = x2 + bx + ax + ab This means that quadratic...

You are working fora concert promoter and she has assigned you the task of setting the ticket prices. She knows from experience that you will sell 3000 tickets if you price them at 40 dollars each...

a) Draw a diagram of the rectangular field. b) If y is the length of the field and x is the width, show that y= 240 – 2x. c) Hence, find an expression for the area in terms of x. d) Algebraically...

You are working fora concert promoter and she has assigned you the task of setting the ticket prices. She knows from experience that you will sell 3000 tickets if you price them at 40 dollars...

a) Let x be the length of the sides of the triangle and y be the length of the rectangle. Draw a diagram of the window, labeling corresponding sides with x and y. b) Show that the height, h, of...

Factor the equation and find the solution set

Need help to figure out the answer to this problem, cannot remember steps

please help me answer this! for my exam! means alot

A metal wire, 40 cm long, is cut in two and each piece bent to form a square. If the sum of their areas is 58 cm^2, who long is each piece of wire?

answer must be 2-30

A farmer has 60m of fencing with which to construct three sides of a rectangular yard connected to an existing fence. If the width of the yard is x m and the area inside the yard is A m2, write down...

A rectangle has a perimeter of 20m. Let x m be the length of one side. Find a formula for the area A of the rectangle in terms of x. Hence find the maximum area of A

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