Question

What's the Error? A student said that since the square roots of a certain number
are 1.5 and -1.5, the number must be their product, -2.25. What error did the
student make?

Answer 1

A student said that since the multiplication of certain number are 1.5 and -1, the number must be their product, - 2.25.

The error is square root ki place par multiplication comes.

That I have done in sentence

Hope helped

☺️☺️☺️

Answer 2

the two numbers Are different : one is positive and the other is negative