sin(A+B) - sin(A-B) is equal to
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Which one of the following is true for 0°<θ<90°
The average weight of 25 bags is 55 kg. The weight of one bag was misread as 65 instead of 56. Find the correct mean value.
For what value of 'y', x2 + 112x + y2 is a perfect square?
In the given figure, PQR is a right angled triangle at Q. If PQ = 35 cm and QS = 28 cm, then what is the value (in cm) of SR?
Total surface area of a cube is 486 sq cm, find sum of length of all its edges?
Slit 69 into three parts such that they are in A.P. and the product of their smaller parts is 483.
Some masons promised to do a work in 10 days but 8 of them were absent and remaining did the work in 18 days. What was the original number of masons?
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