he

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

פּוֹפּוּלָרִי Word Problems >

the difference between the square twice a number and 3 is equal to 1

פתרון

t h e d i ff ere n ce b e tw ee n t h e s q u a re tw i ce a n u mb er an d 3 i s e q u a l t o 1

פתרון

The number : 1 or - 1

צעדי פתרון

Represent the number with

x

A.T.Q.:

(2 x)^{2} - 3 = 1

(2 x)^{2} - 3 = 1, x

פתור בשביל:

x = 1, x = - 1

The number : 1 or - 1

דוגמאות פופולריות

eight more than half a number decrease by three Alice is 7. Justin is 9 years older than Alice and 9 years older than Brad. How old is Brad?The sum of one half and twice a number is equal to five sixths subtracted from three times the number. Find the number.Skylar invested 8,900 in an account paying an interest rate of 2.6% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest dollar, would be in the account after 11 years?The sum of three consecutive odd integers is 33. Find the value of the greatest of the three.