A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
Solution:
We know that
i2 = √-1 × √-1
= √(-1 × -1)
= 1(1)
i97 - i
= i96i - i
= (i2)48 . i - i
From (1) we know i2 = 1,
Therefore
= (1)48.i - i
= 1.i - i
= i - i
= 0
Summary:
The value of i97 - i is zero.