(-2)-5 X (-2)6 is equal to
-2
2
-5
6
Which of the following statement is false?
Rational numbers are closed under subtraction
Rational numbers are closed under addition
Addition of two rational numbers is commutative
Subtraction of two rational numbers is commutative
6-1 equal to
-1
-1/6
1/6
In 102, the exponent is
1
10
100
The number of zeros at the end of the cube of 100 is
4
The number of zeros of the cube root of 1000 is
3
am X an is equal to
am + an
am-n
am+n
amn
Multiplicative identity for rational numbers is ------- .
0
1/10
The unit digit of the cube of the number 50 is
5
The square root of 3 x3 x 4 x 4 =
12
9
16
