Question

If a and b are positive real numbers, then √-a x √ -b= √ab.
true or false?

Answer 1

Answer:

$\huge{\boxed{\rm{\red{False}}}}$

Step-by-step explanation:

Given that:-

If a and b are positive real numbers.

√-a×√-b≠√ab

√-a and √-b are not a real numbers because square root for negative numbers in not a real numbers.

So they are Imaginary numbers.

√-a×√-b≠√(ab)

-√a×-√b=√(ab)