i9 + i19
i9 + i19 = i8.i +i18.i = (i2)4.i. (i2)9.i
= (-1)4 .i + (-1)9 .i (use i2 = -1)
= i - i = 0
Collection of ten most talented writers of India.
Collection of natural numbers between 100 and 200 (both inclusive).
Collection of all odd integers.
Collection of all divisors of 42.
Collection of beautiful girls in India.
Fill in the blanks in the following table:
|
Numbers |
Closed under |
|||
|
Addition |
Subtraction |
Multiplication |
Division |
|
|
Rational numbers |
Yes |
Yes |
No |
|
|
Integers |
Yes |
No |
||
|
Whole numbers |
... |
Yes |
||
|
Natural numbers |
No |
|||
i9 + i19
3(7 + i7) + i(7 + i7)
Mock Test Series
