kasielSaraluyoto kasielSaraluyoto

31-07-2016
Mathematics

contestada

Let f(x) = −8x^2 − 5x and g(x) = 17x^2 + 11x. Find f(x) − g(x).

Respuesta :

librazoe99 librazoe99

07-08-2016

-8x^2 - 5x = 17x^2 + 11x (solve as simultaneous equation)
0=25x^2 + 16x (factorise into brackets to find x)

Answer Link

Otras preguntas

List of most launched orbital launch vehicles

A function is graphed on the coordinate plane. What is the value of the function when x = 2 ? Question 4 options: 4 2 0 4/3

Two cards are drawn without replacement from a standard deck of 52 cards. What is the probability that both cards are diamonds? Are these events independent?

Which statements about the graph of the function f(x) = –x2 – 4x + 2 are true? Check all that apply. The domain is {x|x ≤ –2}. The range is {y|y ≤ 6}. The funct

A machine produces 40 spools of nylon each day. On the first day of production, 10 spools have to be thrown away. What percentage is thrown out? 4%

Today, most people think the word "diet" means not eating certain foods or limiting the foods you eat. True or False?

What is the title of king's novel that is about a rabid dog?

At what point in a film does most of the exposition usually take place?

explain how you can use physical properties to compare substance

What is a solution? a solid dissolved in a gas a solute and a solvent a liquid dissolved in a gas an amalgam of solids, liquids, and gases