How many real solutions does x²=-36 have?

There are no real answers for this equation.This is because you would have to square root a negative number to solve the equation and that is a mathmatic impossibility.

HC
Answered by Harry C. Maths tutor

1963 Views

See similar Maths KS3 tutors

Related Maths KS3 answers

All answers ▸

What is the difference between '<' and '≤'?


Use Pythagoras theorem to work out the hypotenuse when the adjacent length of a triangle is 3 and the opposite side is 4.


A linear sequence starts a + 2b, a + 6b, a + 10b, …….. …….. The 2nd term has value 8. The 5th term has value 44. Work out the values of a and b.


The maximum capacity of a glass box is 1900cm^3. A cylindrical cup of radius 4cm and height 10cm is filled to the top with water. The water is then poured into the rectangular container. How many full cups are needed to fill the box with water completely?


We're here to help

contact us iconContact ustelephone icon+44 (0) 203 773 6020
Facebook logoInstagram logoLinkedIn logo

MyTutor is part of the IXL family of brands:

© 2025 by IXL Learning