Negative 81.
-27
-9 - -9 = 0
Negative twenty nine minus negative twenty one is negative eight.
Subtract negative two from negative nine. = Add two to negative nine. = Negative seven.
Negative 81.
Negative eighty one :d
27
9n
Nine. A negative times a negative is a positive.
27
-27
-45
-27
It is -29
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
The answer is nine.