jalysonART jalysonART

10-05-2017
Mathematics

contestada

7 times a number is 18 less than the square of that number. find the positive solution. answer

Respuesta :

10-05-2017

n = number

7n = 18 - n^2

n^2 + 7n - 18 = 0

(n-2)(n+9)=0

n = 2 and -9

answer is 2

Answer Link

Otras preguntas

Find the radius of each circle if the area of the sector is 12

Which statement is an example of a figure of speech? A. Her room has trash in it. B. Her room is filled with junk. C. Her room is very messy. D. Her roo

The hypotenuse of a right triangle is 50 millimeters long. One leg of the right triangle is 30 millimeters long. What is the length of the other leg? 20 millim

An angle in standard position has a measure of 230°, and its terminal side intersects the unit circle at (−0.643,−0.766). What is cos230°?

The most important class of rock-forming minerals on earth is:

What is a NE monsoon and SW monsoon

Programs that perform business functions, such as general ledger and accounting tasks, are examples of ________.

A ________ is a digital media file produced and distributed via real simple syndication (rss) for playback on a variety of fixed and/or mobile media players.

PLEASEEE HELP!!!! GIVING BRAINLIEST Explain three differences in the way that an argument is presented in an essay as opposed to a public presentation.

The most important class of rock-forming minerals on earth is: