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

The length of one leg of a 45° − 45° − 90° triangle is 24. What is the perimeter of the triangle?

Each side of a square is increasing at a rate of 6 cm/s. at what rate is the area of the square increasing when the area of the square is 36 cm2?\

Read the excerpt from chapter 7 of The Strange Case of Dr. Jekyll and Mr. Hyde.The middle one of the three windows was half-way open; and sitting close beside i

Please help meeeeeeee

What are 4 behavioral health risks?

Then they would fight. Spears flying, swords whonking, arrows raining from the windows and doors of the meadhall and the edge of the woods. Horses reared and fe

How was Rita Skeeter collecting information from Harry?

In which part of a root is vascular tissue found?

Which type of spectroscopy would you most likely use to determine the composition of the moon through a telescope

Can you draw an isosceles triangle with only one 80 deegree angle. Is this the only possibility or can another triangle be drawn that will meet these conditions