In 2015, the United Nations Climate Change Conference was held at -
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Read the following information and answer the questions given below:
A has 28 elements, B has 32 elements and A U B has 40 elements.
How many elements does A ∩ B have?
How much time does a Geostationary satellite take to complete one orbit, at the height of 35790 km?
What is the value of 0.55 x 4.5/0.81 ?
If Sin x = 4/5, then Cosec x + Cot x =
What is 15% of 34 ?
∆DEF is right angled at E. If m∠F = 45°, then find the value of (cosecD - 1/√3).
The area of a circle is 38.5 cm2. Find its circumference (in cm).