Question
On which date is National Science Day observed in
India?Solution
National Science Day is observed in India on 28th February every year. It marks the discovery of the Raman Effect by Indian physicist Sir C.V. Raman on 28th February 1928. In recognition of this achievement, the Government of India designated this day as National Science Day in 1986.Â
Evaluate (998)3 without multiplying directly.
Simplify the following expression:Â (8x - 6y - 5z)Â 2
If p = 40 - q - r and pq + r(q + p) = 432, then find the value of (p² + q² + r²).
If x = 35, then the value of x5 - 36x4 + 36x3 - 36x2 + 36x - 1 is
If x4 + x - 4 = 47 then find the value of (x + x-1).
- The ratio of M to N is 4:9, and that of N to O is 3:2. If the difference between O and M is 60, what is the total of M, N, and O?
A dishonest dealer claims to sell goods at cost price but uses a false weight of 900g instead of 1kg. What is his profit percentage?
If
= 3 then If (x 4 Â + x 2 y 2 Â + y 4 ) = 216 and (x 2 Â - xy + y 2 ) = 12, then find the value ...
