JEE Advanced | 2015Math miscellaneousHard
Question
Which of the following values of α satisfy the equation
?
?Options
A.−4
B.9
C.−9
D.4
Solution
= - 648α
= - 648α-8α3 = - 648α
⇒ α3 = 81α
∴ α = 0,9, -9
Create a free account to view solution
View Solution FreeMore Math miscellaneous Questions
Let ω be a complex cube root of unity with ω ≠ 1 and P = [pij] be a n × n matrix with pij = ωi...In a zero order reaction for every 10o rise of temperature, the rate is doubled. If the temperature is increased from 10...For each t ∈R, let [t] be the greatest integer less than or equal to t. Then limx→0+x1x+2x+.....+15x...If variance of the group ∝, 1 + ∝, ......, n + ∝ is , then value of n will be :-...The length of the projection of the line segment joining the points (5, -1, 4) and (4, -1, 3) on the plane, x + y + z = ...