If cos(A-B) - cos(A+B) = x, then the value of x is
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In April 2017, diplomatic ties were re-established after 37 years between Cuba and _________.
Find the odd word/letters/number pair from the given alternatives.
Sensitivity of potentiometer can be increased by
The speed of the light is maximum in
A conductor having some appreciable resistance is called a
Dominic Ongwen, who was convicted by the International Criminal Court (ICC) for war crimes, is from which country?
How many constellations have been named?