Simple interest on a certain sum at the rate of (50/3)% per annum for three years is Rs. 1250. Find the sum.
Let the sum be Rs. P According to question, => 1250 = (P × 3 × 50)/( 100 × 3) => P = Rs.2500
If 30sin4theta; + 45 cos4theta; = 18 . Then find the value of 216 cosec6theta; + 64 sec6
Evaluate 3sin x – 4 sin3 x and figure out the correct answer from below option ?
If sin 23° = `12/13` , then tan 67° = ?
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sin10˚ x sin20˚ x sin40˚ =?
cos (sec-1 x) is equal to –