No. Negative three squared is POSITIVE nine. The square of ANY number is positive, because if you multiply a negative number by a negative number, the result is positive.
-n/9 where n is positive.
Fifty-four divided by six is equal to positive nine because fifty-four and six are both positive numbers.
-9 - (-5) = -4 You know like you do: -10 - 9 is the same as -10 + -9 that seems easier ^^ The same rules apply to -9 - -5. When you change the subtraction sign to a plus, you have to make the negative five a positive.
Negative eighty one :d
Nine. A negative times a negative is a positive.
Treat it like a positive and add an i. Explanation: The square root of negative nine is equal to the square root of nine times negative one is equal to the square root of nine times the square root of negative one. The square root of negative one represented by an italic lower case i. The square root of negative nine is 3i. √-9 = √9 * -1 = √9 * √-1 = 3i
-9 + 9 = 0