doriemaeh doriemaeh

24-11-2020
Mathematics

contestada

The expression 2x² + ax is equivalent to x (2x + 7) for some constant a. What is the value of a ?

Respuesta :

meowmeow223334 meowmeow223334

24-11-2020

2x^2 + ax = x(2x+ 7)
2x^2 + ax = 2x^2 + 7x
Subtract 2x^2 from both sides
ax = 7x
a = 7

Answer Link

Otras preguntas

How do I fix new login location detected on discord? I can’t log In

what is the acceleration of an object with a mass of 15 kg and a coefficient of friction of 0.18

In a vacuum, two particles have charges of q1 and q2, where q1 = +4.2C. They are separated by a distance of 0.31 m, and particle 1 experiences an attractive for

the sum of the 5th term of the 7th term of an ap is 52 and the 10th term is 46 find the AP

A chart titled Chinese Numbering System. It shows the Chinese Number characters from 0 to 10, 100, 1,000, and 10,000 in one column and the English Number equiva

ENTENDER HABLAR Yo entendía (1) You Answered hablaba Correct Answer ishablaba Tú (2) hablabas You Answered hablabashablabasIncorrect or extra word hablabas Us

What objects tells the story of your life? And why?

Slavery NEVER existed in Northern Colonies. True or False

What is the slope of the line whose equation is y - 2/3 = 0?

At present, a man is 5 times older than his daughter. In 7 years, the man is 3 times as old as his daughter. What are their present ages?