chaisidney103 chaisidney103

20-02-2020
Mathematics

contestada

What is the solution set of 2x2 - 3x= 5?
{-1, -5/2}
{-1,5/2}
{1, -5/2}

Respuesta :

valerieulbrich valerieulbrich

31-07-2020

Answer:

{-1, 5/2}

Step-by-step explanation:

2x² - 3x = 5

2x² - 3x - 5 = 0

(2x - 5) (x + 1) = 0

2x - 5 = 0, therefore 2x = 5 and x = 5/2

x + 1 = 0, therefore x = -1

Answer Link

Otras preguntas

Baker Co. issued 100,000 shares of common stock in the current year. On October 1, Baker repurchased 20,000 shares of its common stock on the open market for $5

A comparative study of immigrant groups by Robert Schrauf demonstrates that ____________ strongly predicted whether those groups would retain their native langu

The steps below show the incomplete solution to find the value of y for the equation 4y − 2y − 4 = −1 + 13: Step 1: 4y − 2y − 4 = −1 + 13 Step 2: 4y − 2y − 4 =

What is the area of 3 square root 5

Which accurately shows how to use inverse operations to find the value of a in a + 5 = 14? 14 + 5 = a 18 = a 14 + 5 = a 19 = a 14 – 5 = a 8 =

why mercury is preferred over alcohol in thermometer

Quick help! Exponential modellingThe temperature (T) of a dish t minutes after it is removed from the microwave, is given by:[tex]T(t) = 55 \times ({0.913})^{t

_____ succession involves a pioneer species

The heating element of a water heater in an apartment building has a maximum power output of 37 kW. Four residents of the building take showers at the same time

What is the only continent without desert