
Grade 12th pass10 grade maths
The value of sin(cot−1x) is:
a) 1+x2−−−−−√
b) x
c) (1+x2)−32
d) (1+x2)−12
The value of sin(cot−1x) is:
a) 1+x2−−−−−√
b) x
c) (1+x2)−32
d) (1+x2)−12


Why is Axiom 5, in the list of Euclid’s axioms, considered a ‘universal truth’? (Note that the equation is not about the fifth postulate.)
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The smallest composite number is ______.
(a) 2
(b) 4
(c) 1
(d) None of these
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Find the arithmetic mean of the first ten odd natural numbers.
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