The product of the numbers showing the ages of virat. 7 years ago and 7 years later would be 480. Find his present age.
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let present age = x
7 years ago His age = x-7
After 7 years His age = x+7
Product = 480
(x-7) (x+7) = 480
=> x² -7x + 7x - 49 = 480
=> x² = 480 + 49
=> x² = 529
=> x = √529
=> x = 23
He is 23 Now
7 years ago His age = x-7
After 7 years His age = x+7
Product = 480
(x-7) (x+7) = 480
=> x² -7x + 7x - 49 = 480
=> x² = 480 + 49
=> x² = 529
=> x = √529
=> x = 23
He is 23 Now
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