zmalik8150 zmalik8150

21-12-2021
Mathematics

contestada

a) Factorise 2x² - 9x - 5 (x-5)(2x+1) (2)
b) Hence, simplify fully 2x^2- 9x - 5 3x – 15x (2)

a Factorise 2x 9x 5 x52x1 2 b Hence simplify fully 2x2 9x 5 3x 15x 2 class=

Respuesta :

xenia168 xenia168

21-12-2021

Answer:

Step-by-step explanation:

b).

2x² - 9x - 5 = ( x - 5 )( 2x + 1 )

3x² - 15x = 3x ( x - 5 )

[tex]\frac{(x-5)(2x+1)}{3x(x-5)}[/tex] = [tex]\frac{2x+1}{3x}[/tex]

Answer Link

Otras preguntas

When people fall ill, their immune system fights the disease and tries to restore the person to good health. Which disease is known to attack the human immune s

A thermometer shows a temperature of Negative 20 and three-fourths degrees. A chemist recorded this temperature in her notebook using a decimal. Which number di

how does development gather speed

A block of 200 g is attached to a light spring with a force constant of 5 N / m and freely in a horizontal plane vibrates. The mass is released, separating it 5

Early colonists in New Netherland were most interested in farming. trading. exploring. laboring.

4/5x-1/2+8/5x SIMPLIFY PLEASE

What is the most important events in chapter 2 of the great Gatsby

what's common to H20,HF and NH3

for f(x) =4x+1 g(x)=x²-5, find (f•g)(x)

Simplify the following equations