Exams

Determine the value of a2+b2a3+b3 when a = 2+√3 and b = 2-√3.

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

The footpath (had been hijacked) by gigantic blue-and-green barricades.

Find the roots of the quadratic equation 27x2 + 57x -­ 14 = 0

The chemical formula of Ammonia is _____ .

If ab+ba = -1, then the value of a2b-b2a is

In the following question, out of the four alternatives, select the alternative which will improve the bracketed part of the sentence. In case no improvement is needed, select "no improvement".

There's nothing wrong with (having to) a different opinion.

Out of the four alternatives, choose the one which can be substituted for the given words/sentences and click the button corresponding to it.

Words inscribed on the tomb

Rayon is obtained from which among the following?