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Popular Word Problems >

The diferencia between the squares of two numbers is 24. Four times the square of the first number increased by the square of the second number is 101. Find the numbers.

Solución

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 24. F o u r t im es 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 101. F in d t h e n u mb ers .

Solución

The numbers : 5, 1 or 5, - 1 or - 5, 1 or - 5, - 1

Pasos de solución

Represent the numbers with

x and y

:

number 1 : x

number 2 : y

A.T.Q.:

x^{2} - y^{2} = 24

4 x^{2} + y^{2} = 101

Resolver el sistema de ecuaciones:

x^{2} - y^{2} = 24, 4 x^{2} + y^{2} = 101 : x = 5, x = 5, x = - 5, x = - 5, y = 1 y = - 1 y = 1 y = - 1

The numbers : 5, 1 or 5, - 1 or - 5, 1 or - 5, - 1

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