Mathematics
If log (x2 - 21) = 2, show that x = .
Logarithms
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Answer
Given,
⇒ log (x2 - 21) = 2
⇒ x2 - 21 = 102
⇒ x2 - 21 = 100
⇒ x2 = 100 + 21
⇒ x2 = 121
⇒ x =
⇒ x = .
Hence, proved that x = .
Answered By
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If log (x2 - 21) = 2, show that x = .
4 Likes
Given,
⇒ log (x2 - 21) = 2
⇒ x2 - 21 = 102
⇒ x2 - 21 = 100
⇒ x2 = 100 + 21
⇒ x2 = 121
⇒ x =
⇒ x = .
Hence, proved that x = .
Answered By
2 Likes