Can someone explain how the square root of two negative numbers multiplied together doesn't equal a positive/negative number.
68315
Why doesn't multiplying square roots of imaginary numbers follow $\sqrt{a} \times \sqrt{b} = \sqrt{ab}$?
86866
Is there a number whose absolute value is negative?
78351
Why is $(2, 1+\sqrt{-5})$ not principal?
33184
Something strange about $\sqrt{ 4+ \sqrt{ 4 + \sqrt{ 4-x}}}=x$ and its friends
13688
Why are these numbers not equal?
31096
Why does division result in zero instead of a decimal?
19
Why is the square root of a sum not equal to the square root of each its addends?
84315
Why can't polynomials have negative exponents or division by a variable
75387
A proof that $1=2$. May I know why it’s false?
129193
How does java do modulus calculations with negative numbers?
108021
What does the factorial of a negative number signify?
18911
Finding real roots of negative numbers (for example, $\sqrt[3]{-8}$)
70660
Why is $\sqrt{8}/2$ equal to $\sqrt{2}$?
103987
What does the square root of minus $i$ equal?
127211
How does Java calculate negative numbers?
34742
In my calculator why does $\sqrt4 -2=-8.1648465955514287168521180122928e-39?$
8061
Why must the base of a logarithm be a positive real number not equal to 1?