ar

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

شائع Word Problems >

The difference between the squares of two numbers is 5 . Twice the square of the first number increased by the square of the second number is 22 . Find the numbers

الحلّ

T h e d i ff ere n ce b e tw ee n t h e s q u a res o f tw o n u mb ers i s 5 . Tw i ce t h e s q u a re o f t h e f i rs t n u mb er in cre a se d b y t h e s q u a re o f t h e seco n d n u mb er i s 22 . F in d t h e n u mb ers

الحلّ

The numbers : 3, 2 or 3, - 2 or - 3, 2 or - 3, - 2

خطوات الحلّ

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x^{2} - y^{2} = 5

2 x^{2} + y^{2} = 22

حلّ منظومة المعادلات:

x^{2} - y^{2} = 5, 2 x^{2} + y^{2} = 22 : x = 3, x = 3, x = - 3, x = - 3, y = 2 y = - 2 y = 2 y = - 2

The numbers : 3, 2 or 3, - 2 or - 3, 2 or - 3, - 2

أمثلة شائعة

find the volume of a sphere which radius is 3cm There are 3 consecutive integers with a sum of-3. What is the least of the 3 integers The circumference of a circle is 4𝜋 centimeters. What is the radius?what number is 20% of 80?Huilan is 15 years older than Thomas. The sum of their ages is 97. What is Thomas's age?