Directions: In each of the following questions, a word has been used in sentences in THREE different ways. Choose the option corresponding to the sentences in which the usage of the word is CORRECT or APPROPRIATE.
Commence
(i) The commence of the island has been of late years increasing at a rapid rate.
(ii) The mountains commence the moisture brought by the west winds.
(iii) The bombardment will commence on September.
The word ‘commence’ means ‘to begin something’. Only iii is correct here.
If x2 – xy + y2 = 16 and x4 + x2y2 + y4 = 320 then find x2 + xy + y2...
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Find the value x2 + y2, if xy = 13 and x + y = 7.
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If x/y = 5/3, Find (x+y)/(x-y)?
If x = 19 , find x 5 - 20 x 4 + 20 x 3 - 20x 2 + 20x - 20 = ?
(15 x 15 x 15 + 8 x 8 x 8)/(15 x 15 -15 x 8 + 8 x 8) = ?