Find another value of b representing the cost of the water bottle that makes zero profit for the senior council. Quadratic equation: f(x)=-25x^2+300x-500

Find another value of b representing the cost of the water bottle that makes zero profit for the senior council. Quadratic equation: f(x)=-25x^2+300x-500

What is the quadratic equation with -4 and 3/2 as solutions

This question is on pg 351 of the principles of mathematics 10 the section is 6.5 Interpreting Quadratic Equation Roots the answer is suppose to be 7.07 or -7.07 but I don't know the steps to...

the cost of 1 apple is a cents. the cost of 1 pear is p cents. the total of 7 apples and 9 pears is 354 cents

h(t)=400-16t^2

The quadratic equation kx2+5mx+9k=0 has two equal rroots.Given that k and m are positive,find the positive ratio k:m and solve the equation.

7x2 - 10x - 1 = 0

Let a,b be the two solutions of the quadratic equation 3x2 + 6x + 7 =0 the value of (2a-b)(2b-a) is ?

8n2 + 4n - 16 = -n2

Is this a quadratic equation or simultaneous equation

Question is of quadratic equation

Jackson and jane are saving up together to buy a car. After x weeks, jackson saces $(xsqaure +10) and jane saves $7x. (a) how long will it take for jackson and jane to first save...

Quadratic equation

Given that a3 + 1/a3 = 18. Find the value of a4 + 1/a4 - 3

I need help with these, if someone could explain them step-by-step, I would really appreciate it :) 1. 3x² - 48 = 0 2. x² = 36 3. p² - 50 = 0

Examining the blueprints for a rectangular room that is 14 feet longer than it is wide, an electrician determines that a wire run diagonally across this room will be 26 feet long. What is the width...

10th class

What is the importance of quadratic equation in economic ? Examples ? Thank you.

Steps to take: 1. Draw diagrams 2. Decide what X will stand for 3. Write an equation that uses the variable and the info they give you 4. Set the equation equal to zero 5. Factor 6...

The length of a rectangle is 5 yd more than double the width. And the area of the rectangle is 42 yd ^2 . what are the dementions