समाकलन का मान ज्ञात कीजिए: ∫-22 1001x1001 + |x| + 1|x|2 + 2|x| + 1 dx

The value of the definite integral π4 ∫ sec3(x) dx0 is equal to:

The area bounded by the curve y = cos(x) and the x-axis between x = 0 and x = 2π (in sq. units) is:

Let f(x) = sin x and g(x) - f(x) = f(4 - x). What is the value of ∫04 f(x)g(x) dx ?