Find the value of x from: x
3 + 12 = 19698.
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Answer:
x : 3 = 12 : x
x/ 3 = 12/ x
With the help of cross multiplication,
x * x = 12 * 3
x ^ 2 = 2 * 2 * 3 * 3
square rooting on both side
square root of x^2 = square root of [2 * 2 * 3 * 3]
x = 2 * 3
x = 6
hope it will help you my dear friend .
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