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Given, tan A = 1 ⇒ A = 45° Also given, tan B = √ 3 ⇒ B = 60° ∴ cos A . cos B - sin A . sin B = cos 45° . cos 60° - sin 45° . sin 60° = 1/ √ 2 * 1/2 - 1/ √ 2 . √ 3/2 = (1 - √ 3)/2 √ 2
Select the Venn diagram that best illustrates the relationship between the following classes.
Females, Mothers, Sisters
Read the direction carefully and answer the following question.
Seven professionals share an office on different days of a week (starting from ...
Which figure from the given options would replace the question mark (?) if the following figure series were to be continued?
Which of the option figures is the exact mirror image of the given problem figure when the mirror is held at the right side?
Problem figure
<...Below are two statements. You have to take the given statements to be true even if they seem to be at variance with the commonly known facts.
...
Find the missing number.
Which of the following statement is not correct?
Shamita's birthday was on 15 March 2020, which was a Sunday. If her husband's birthday was on 31 May 2020, on which day would it fall?
Which of the following letter-clusters will replace the question mark (?) in the given series?
UHS, OJQ, ILO, ENM, ?
