Question

if A = integration of x1 to x2 of dx÷B-x where x represents position and A and B are unkonwn quantities then dimensions of A÷B are


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Answer 1

Answer:

4 digit numbers to be formed out of the figures 0, 1, 2, 3, 4 (no digit is repeated) then

number of such numbers is

(a) 120

(b) 20

(C) 96.

Answer 2

Answer:

first integrate both the numerato6 and denominator with respect to x2 and x1 and solve as given in solution