Exams

What is the value of √[(1 + sinA)/(1 -­ sinA)]?

If M = 0.1 + (0.1)2 + (0.01)2 and N = 0.3 + (0.03)2 + (0.003)2, then what is the value of M + N?

If a + b = 1, then a4 + b4 - a3 - b3 - 2a2b2 + ab is equal to

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

Mr. Gaurav Sharma (A)/ is coming (B)/ to dinner. (C) / No error (D)

α and β are the roots of quadratic equation. If α + β = 8 and α – β = 2√5, then which of the following equation will have roots α4 and β4?

If a4 + 1 = [a2 /b2 ] (4b2 – b4 – 1), then what is the value of a4 + b4?

___________ gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth.

Find the least number which when divided by 12, 15, 18 and 27 leaves remainders 10, 13, 16 and 25 respectively.