Question

x(8 – x) > 0 and x ∈ N gives ______.

विकल्प

• 0 ≤ x < 8

• 1 < x ≤ 8

• 0 < x < 8

• 0 ≤ x ≤ 8

Answer 1

x(8 – x) > 0 and x ∈ N gives 0 < x < 8.

Explanation:

Given x(8 – x) > 0

`\implies` x(x – 8) < 0

`\implies` 0 < x < 8  ...[If (x – a)(x – b) < 0, a < b Then a < x < b]