Problems based on Numbers Test 3

Question : 14 of 40

Marks: +1, -0

If sum of a number and its square is 182. The number is:

Solution:

Let the number be x; then

⇒x^2 + x = 182

⇒ x^2 + x - 182 = 0

⇒ (x + 14) (x - 13) = 0

⇒ x = 13

(A positive value)

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