Question

4) Evaluate : i - 71​

Answer 1

Answer:

evaluate: 1-71

Step-by-step explanation:

1-71

= -70

Answer 2

Answer:

i = √-1

i2=-1

i3= -i. -72+1= 71

i4=1

i-71= (i4)-18 . i. ( i4= 1)

= (1)-18 × i = 1 × i = i Ans