Question

9. Let C be the mid-point of an arc AB of a circle such that m AB = 183°. If the region
bounded by the arc ACB and line segment AB is denoted by S, then the centre of the
circle lies
(a) in the interior of S
(b) in the exterior of S
(c)on the segment AB
(d) on AB and bisects A

Answer 1

Answer:

Number of Elements in Power Set –

As each element has two possibilities (present or absent}, possible subsets are 2×2×2.. n times = 2^n. Therefore, power set contains 2^n elements.