If cosαcosβ=m and cosαsinβ=n, then the value of m2+n2 cos2β is
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If sin - 5π/3 = x, then the value of x is
In ΔPQR, PQ = PR = 18 cm, AB and AC are parallel to lines PR and PQ respectively. If A is the mid-point of QR, then what is the perimeter (in cm) of quadrilateral ABPC?
At what temperature (in degree celsius), the numerical values on Celsius and Fahrenheit scales become equal?
In the following question, four words are given out of which one word is correctly spelt. Select the correctly spelt word.
A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
Dadabhai Naoroji, Bal Gangadhar Tilak, Lala Lajpat Rai, ?
Chromite is an ore/mineral of
In the following question, which one set of letters when sequentially placed at the gaps in the given letter series shall complete it?
a_d_bd_ab_dd