The value of 8(sin6θ + cos6θ) - 12(sin4θ + cos4θ) is equal to
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The value of x for which the expressions 15 7x and 15x + 7 become equal is _____.
Point Q(-2,b) is the midpoint of segment EF. Co-ordinates of E are (-7,-6) and F are (a,0). What is the value of a and b?
The sum of ages of 4 children born at intervals of 4 years each is 60. What is the age of the youngest child?
How long will Ramesh take to run round a square park of edge 50 meters, if he runs at the rate of 18 km/hr?
Amal is 5 times as good a workman as Bhairav and therefore is able to finish a job in 48 days less than Bhairav. Working together, they can do it in
A missile travels at 1440 km/h. How many metres does it travel in one second?
A taxi going at 90 km/hr takes 35 minutes to travel a certain distance. By how much should it increase its speed (in km/hr) to travel the same distance in 21 minutes?
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