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
Related Maths KS3 answers
All answers ▸A race across America is 3096.25 miles. Juan knows from a previous race that his average speed is 15.12 miles per hour. If he cycles for 8 hours per day, how many days will it take him to finish the race?
simplify the following equation: 3a x 4ab
Line L1 is y = 4x + 5, line L2 is 4y - 16x -2 = 0. Show that the lines are parallel to each other
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.