Kierra04 Kierra04

21-03-2017
Mathematics

Answered

The difference of a number and its square is 182. Find the number.

Verified Answer :

kemanci kemanci

21-03-2017

The answer would be 196.
The square root of 196 is 14 and 196-14=182.

Answer Link

JoshEast JoshEast

21-03-2017

let x be the number

⇒ x² - x = 182

by transposition
x² - x - 182 = 0

this can be written as
x² -14x + 13x - 182 = 0

by factorisation
x(x - 14) + 13 (x - 14) = 0
(x - 14) (x + 13) = 0

∴ x = 14 OR x = -13.

Therefore the number is 14.

Answer Link

Related Questions

42 less than the product of 28 and an unknown number is 154

Are the two triangles similar How do you know

is used to measure the standard of living or quality of life GDP per capita Population Gross National Product GNP

Which character from Greek mythology can be described as being strong A Echo B Narcissus C Prometheus D Heracles

Stacy Oliver and Jivesh each plan to put a certain amount of money into their savings accounts that earn simple interest of 6 per year Stacy puts 550 more than

A display of 12 letters is flashed on a screen in front of you followed by a tone you attempt to recall a portion of the display based on the specific tone you

what is the mass of the light bulba4256 gb2046 gc24056 gd2456 g

What is the difference between 5 mL of water and 50 mL of water

Please answer those three

Find 7 of 280 Find 12 of 300 Find 2 of 1250

Web Analytics Made Easy - Statcounter