Question
Maths
Jan. 31, 2018, 11:12 p.m.
Answer
Which term of the AP 3,15,27,39,......... will be 120 more than its 21st term?
Let S = {1,2,3,.....,n} and A={(a,b) | 1<=a, b<=n}=S*S. A subset B of A is such that (x,x) belongs to B for every x belongs to S. Then find the number of subsets B.
particle of mass 4 kg is at rest at position A(2, 3). If it is moved to point B(3, 5) by applying a constant force , the speed of particle at B is (co-ordinates are in meters)
Show that x-√2 is a factor of the polynomial x^3-2√2x^2-10x 12√2. Hence Factories the polynomials.
[Give complete solutions of both parts.]
[Give complete solutions of both parts.]
The ratio of volume of 2 sphere is 8:27 if r and R radii of sphere respectively find (R-r)/r
express the following in the foam p/q
Maths
Jan. 31, 2018, 6:52 p.m.
Answer
A right circular cylinder just enclosed a sphere of radius 4.2 cm. What is the volume of this cylinder?
Maths
Jan. 31, 2018, 4:31 p.m.
Answer
in 8 days , the earth picks up (6.4×10) kg of dust from the atmosphere. how much dust will it pick up in 15 days