Question

minus 1 is equal to what​

Answer 1

Answer:

The square of −1, i.e. −1 multiplied by −1, equals 1. As a consequence, a product of two negative real numbers is positive.

Hope this will help you...

Answer 2

Step-by-step explanation:

-1 is just that, an integer. theoretically you can write -1. as equal to many things like

$- 1 = 5 - 6 \\ - 1 = 6 - 7 \\ - 1 = 100 - 101$

But what is of more importantance to mathematicians and physicists is square root of -1

$i = \sqrt{ - 1}$

this is the basis for complex numbers. this one number gives us the second dimension to the number system.