Multiply −1 - 1 by −1 - 1 .
He means that you just change whether it's positive or negative. . . . . -(-1) = 1. -(-(-1)) = -1. If you added another set of parentheses outside of that (i.e. ...
... Step by step solutions marketing image. Step-by-Step Solutions with ProGet a step ahead with your homework. Go Pro Now. sqrt(-1). Natural Language; Math Input.
18 окт. 2020 г. · Answer: 1. Step-by-step explanation: -1 - -2 equal to one because the minus sign and the negative sign in (-2) is equal to positive ...
Prefix, Symbol, Meaning. deci, d, 10-1. centi, c, 10-2. milli, m, 10-3. micro, µ or mc, 10-6. nano, n, 10-9. pico, p, 10-12. femto, f, 10-15. atto, a, 10-18 ...