If cos 27° = x, the value of tan 63° is
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The amount received at 10% per annum compound interest after 3 yrs is Rs 10,648. What was the principal (in Rs)?
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What is the value of (cosecA - cotA) / (secA + tanA)?
Point P is the midpoint of segment AB. Co-ordinates of P are (3 , 1) and B are (5, -4). What are the co-ordinates of point A?
What is the value of 5/9 + 7/8?
What will be the sum of the measures all the interior angles of a polygon having 14 sides?
An hour-long test has 60 problems. If a student completes 30 problems in 25 minutes, then the required seconds he has taken on average for computing each of the remaining problems is