Question
Find the simplified value of: (tan 40 º  +Â
tan 20 º )/(1 - tan 40 º tan 20 º)Solution
We know that tan (A + B) = (tan A + tan B)/(1 - tan A tan B) (tan 40 º  + tan 20 º )/(1 - tan 40 º tan 20 º) = tan ( 40 º + 20 º) =  √3
Select the correct option that indicates the arrangement of the given words in the order in which they appear in an English dictionary
1. Petitio...
Arrange the following words in the order in which they appear in an English dictionary.
1. Meticulous
2. Metric
3. Method
4. Mettle
5. Meter
Which Answer Figure will complete the pattern in the figure?
In a certain code language, '+' represents '×', '-' represents '+', '×' represents '÷' and '÷' represents '-'. What is the answer to the following ...
Three of the following four number-pairs are alike in a certain way and one is different. Find the odd one out.
Two statements are given, followed by three conclusions numbered I. II and III. Assuming the statements to be true, even if they seem to be at variance...
From the given words, select the word which cannot be formed using the letters of the given word.
ADVISORY
Select the option that is related to the third term in the same way as the second term is related to the first term.
MARINE : NZIRMV :: LATTER : _______
Select the set of numbers that is similar to the following set of numbers.
{19, 27, 35}
E is shorter than F but taller than G. H is shorter than E but taller than G and I is shorter than F but taller than E. The shortest person is:
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