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

Which was a key to writing and ratifying the U.S. Constitution? A. refusal to compromise on any side B. willingness to compromise on all sides C. comp

Read this line from the text During the intervening time the Japanese government has deliberately sought to deceive the United States by false statement and ex

put the following equation in slope intercept form: 3x - 2y = 14

which state became our 50th state in 1959

A test has multiple choice questions with 5 choices for each answer; only one answer is correct for each question. Suppose a student guesses the answer to each

Help me please thank you

The following table shows the data collected from four random samples of 50 students from a small middle school regarding their reading preferences Based on the

Find the exact value of each expression . Do not use a calculator . 8. cos^{-1} (0) 9.sin^{-1} 1 10.tan^{-1} (\frac{\sqrt{3}}{3} ) I need help !!

The sunspot cycle is a pattern of solar activity where the average Number of sunspots gradually blank and blank

Use the method of completing the square to transform the quadratic equation into the equation form (x + p)2 = q. 3 + x - 3x2 = 9