Need Help!!

Need Help!!

Need Help!!

For each $6 decrease in price, the store expects to sell eight more calculators.The revenue from calculator sales is given by the function R(n) = (unit price)(units sold), or R(n) = (120 - 6n)(80...

Use the quadratic formula to solve x^2 + 6x = 14. Show ALL work and Then describe the solution. Answer:

Use the quadratic formula to determine the exact solutions to the equation. 2x^2 − 5x + 1 = 0 Enter your answers in the boxes. x = ______ or x = ________

7x2 - 10x - 1 = 0

x2 - 2x + 9 = 0 A.)Find discriminant & determine types of solutions B.)Solve with with quadratic formula

Could someone help me with this question step-by-step using the quadratic formula? 3x² + 24x – 144

I believe this question is very simple, I just would like to know why in this specific example (2x3+2x2-19x+20=0) once I am done plugging in the trinomial into the quadratic formula and get...

8n2 + 4n - 16 = -n2

The question is written like this: The width of a rectangle is (x+2) cm. The perimeter of the rectangle is 6(x+1) cm. The area of the rectangle is 18 cm2. Show that 2x2+5x-16=0...

Full Question: There are 3 squares. The first one is half the width of the second square. The second square is half the width of the third square. The total area is 1000 square feet. What is the combined...

What is the length and width?

Let x^2 + 11x = 3 . What values make an equivalent number sentence after completing the square? Enter your answers in the boxes. x^2 + 11x + ______ = ______...

i don't how to solve the question.can u please help me. i want the answer..

How do I know if this has One, Two, or No Real Solution? -3x^2 + 5x - 1 = 0

a) f(x) = x3 − 5x2 + 2x + 12 b) g(x) = 4x3 − 6x2 + 1

Solve using Quadratic equation

A newspaper's profit is $20 per year for each of its 2,500 subscribers. Management estimates that the profit per subscriber will increase by 1¢ for each additional subscriber over the current 2,500...

I've been having trouble with this problem: x2 + 2x = 8 So far this is what I got: -2±√-28 ----------- 2 However I'm not too...