Want this question answered?
Be notified when an answer is posted
Chat with our AI personalities
Every positive integer has two square roots, a positive square root and a negative square root. This is because, just like a positive number multiplied by a positive number is equal to a positive number, a negative number multiplied by a negative number is equal to a positive number. Therefore, rounded to two decimal places, the positive square root is equal to 7.28, and the negative square root is -7.28.
Positive or negative 4i
Any positive number has two square roots, a positive square root and a negative square root. In this instance, the square root of 4900 is equal to ±70 (that is, 70 and –70).
Positive or negative (√8 * i) = Positive or negative 2.828i
+6 is the positive square root of 36.