Consider the linear congruence 6 x ≡ 3 (mod 9). Then the incongruent solutions modulo 9 of this congruence are:
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If x^{2} – 12x + 32 + x^{2} – 9x + 20 = 0. Then find the value of x.
The number of real solutions of equation x^{2}  3 x + 2 = 0 is:
Which one of the following is correct in respect of the function f: R → R^{+} defined as f(x) = x + 1?
185 videos124 docs75 tests

185 videos124 docs75 tests
