baraanakash2p09r1f baraanakash2p09r1f

01-12-2017
Mathematics

contestada

A certain number added to its square is 30. Find the number

Respuesta :

tynollette tynollette

01-12-2017

x+x²=30
x²+x-30=0
(x+6)(x-5)=0
x=-6 or x=5

Answer Link

Otras preguntas

How was the loss at vicksburg harmful to the confederacy?

What invention that was made durong the victorian era would be helpful to the people living during that time and why? What did it do? Why was it important? Sinc

In a rectangle, its length is two more than twice the width. If the perimeter is 28 cm, Find the dimensions of the sides if the perimeter is 28 cm?

The number of patients treated at Dr. Martin's dentist office each day was recorded for nine days. These are the data: 6, 6, 6, 5, 5, 6, 5, 6, 5. Find the mean,

The commands Cut, Copy, and Paste are found under what tab?

Which series of transformations results in the image being congruent to the pre-image? (x, y) → (–x, –y) (x, y) → (0.8x, 0.8y) (x, y) → (x, y + 5) (x, y) → (x,

Given the opportunity to manage a government operation intended to educate citizens about endemic diseases, what are two resources you would use to educate the

log10 Xf = log10 Xo + n log10 0.5. Write an expression to find n.

Which type of essay focuses on how the author feels emotionally or philosophically about a subject? PLZ HELP

Verify trig identity. Show steps and give reason for each step. (cosx)(tanx)(cscx)=1