Ans 1:
Class : Class 9
This quadratic equation don't has real roots. The roots are imaginary which are given below:
[-1+(-7)^1/2]/2
and
[-1-(-7)^1/2]/2
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Ans 1:
Class : Class 9
Arithmetic progression (AP) is a type of series where there is a common difference between the subsequent numbers in the series.
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Ans 3:
Class : Class 9
Hi there!!! I think the reason for your question would be that the NCO 2016 dates are much closer than IMO. You know mock tests helps in improving the topic. Well keep expectations for an IMO mock test because I want one for NSO. Thank you!