Type of system in which data is collected together as a single unit is considered as
If following pattern is considered 2² + 1 = 5, 3² + 1 = 10, 4² + 17, 5² + 1 = 26, . . . . . . ., then value of x in x²+1 = 170 will be
In following sequence 79, 76, 73, 70, next three numbers in sequence are
In following number sequence 40960, 10240, 2560, 640, next three numbers in sequence are