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# Value of $$(-1)^{-13}$$is

 A) 1 B) -1 C) $$\left( \frac{1}{13}\right)$$ D) -13

 B) -1

Part of solved Number System questions and answers : >> Aptitude >> Number System

Similar Questions
1). If 'a' and 'b' are two rational numbers, then number of rational number between them are
 A). one B). two C). zero D). infinite
2). Predecessor of lowest positive integer is
 A). zero B). -1 C). 1 D). none of these
3). If 'a' and 'b' are two rational numbers, then $$\left( \frac{a}{b}\right)^{-n}$$ is equal to
 A). $$-n \left( \frac{a}{b} \right)$$ B). $$-\left(\frac{a}{b} \right)$$ C). $$\Large \frac{1}{\left( \frac{b}{a} \right)^n}$$ D). $$\Large \frac{1}{\left( \frac{a}{b} \right)^n}$$
4). If sum of integers from 101 to 200, inclusive is subtracted from the sum of integers from 201 to 300 inclusive, then the result is
 A). 0 B). 100 C). 1000 D). 10000
5). If $$\Large k \neq 0$$ and $$\Large k \neq 1$$, then which of the following cannot be true?
 A). $$k^2 > k$$ B). $$k^2 < k$$ C). $$k^2 = k$$ D). Both b and c

6). Which of the following is equal to $$\Large 3^4.3^3$$?
 A). $$\Large 3^{7}$$ B). $$\Large 3^{12}$$ C). $$\Large 6^{7}$$ D). $$\Large 9^{12}$$
7). Value of $$\Large \left( \frac{2^{-3}}{5} \right) ^{-2}$$ is
 A). $$\Large \frac{1}{1600}$$ B). 1600 C). $$\Large \frac{1}{40}$$ D). 40
8). If $$\Large x^{-2/3}$$ = $$\Large \frac{1}{4}$$ and x is a positive whole number, then the value of 2x is
9). If $$x^2$$ = 64 and $$y^2$$ = 49, then difference between greatest possible value of (x - y) and least possible value of (x + y) is