it

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Popolare Word Problems >

The sum of two numbers is 12. The sum of their squares is 74. Find the numbers.

Soluzione

T h e s u m o f tw o n u mb ers i s 12. T h e s u m o f t h e i r s q u a res i s 74. F in d t h e n u mb ers .

Soluzione

The numbers : 5, 7

Fasi della soluzione

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x + y = 12

x^{2} + y^{2} = 74

Risolvi il sistema di equazioni:

x + y = 12, x^{2} + y^{2} = 74 : (x = 5, x = 7, y = 7 y = 5)

Discard duplicated solutions

The numbers : 5, 7

Esempi popolari

3. One number is two less than three times another number. Three times the larger number is four more than eight times the smaller number. What are the numbers?The diametro of a circle is 18 in. Find its area in terms of pipi.if i have 2 apples and get rid of 1 how many do i have Four subtracted from the product of 6 and a number is less than-20.Calculate the future value of an investment of a present value of 400 at an interest rate of 3% pa for 2 years compounding annually