QuestionMaker QuestionMaker

02-12-2017
Mathematics

contestada

A positive number is 30 less than its square. Find the number.

SHOW WORK OR YOU DONT GET ANY POINTS

Respuesta :

smartguy0365 smartguy0365

02-12-2017

x = x^2 - 30

or

x^2 - x - 30 = 0
Factors to
(x-6)(x+5) = 0

x = +6 is the positive number

Answer Link

Otras preguntas

Match the appropriate name for each chemical reaction description provided. A + B --> AB ABC --> AB + C XY + Z --> Y + XZ CH4 + 2O2 --> 2H2O + CO2 H

North america is currently experiencing an unprecedented and rapid loss of species. what is believed to be the main cause? answer a. continental drift b. huma

What is "Manifest Destiny"? A. A perceived benefit to Native Americans B. The belief that the U.S. has the right to expand to any land it wants C. A religio

Sophia takes a taxi in New York City. The taxi charges a $5 initial fee and $2.50 per mile. If Sophia travels 4.1 miles and leaves a 15% tip, how much will she

What is the solution of the equation 2x = 7? round your answer to the nearest ten-thousandth?

What do I do to solve this

The change in an object's volume that occurs when heat is added is called ______. (1 point) A. thermal expansion B. thermal contraction C. boiling D. evaporatio

Consider the diagram. Lines e and c can be described as

How did the battle at the Alamo help the cause of the Texas independence

Which of the following geographical features most affects the dry climate of Chile?mountainsrain forestgrasslandsAtlantic