Instructions

What approximate value will come in place of the question mark (?) in the given questions? (You are not expected to calculate the exact value.)

Question 73

719.999 ÷ 12.0001 + 12.9999 x 2.999 + 1.0001 = ?²

Solution

Expression : 719.999 ÷ 12.0001 + 12.9999 x 2.999 + 1.0001 = ?²

=> $$\frac{720}{12} + (13 \times 3) + 1 = (x)^2$$

=> $$60 + 39 + 1 = 100 = (x)^2$$

=> $$x = \sqrt{100} = 10$$

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