Question

Think of a number increase it by 2.if the sum of their squares is 34find the num bers

Answer 1

Answer:

Let the no. be x then the other no. will be X+2

X square plus X+2 square is equal to 34

X square plus X square plus four x plus 4 is equal to 34

two X square plus four X is equal to 30

Divide the equation by 2

x^2+2x-15=0

x^-3x+5x-15=0

X(x-3)+5(x-3) =0

X+5=0 or x-3=0

X= -5 or 3

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