Evaluate: (int^{z}_{0}(sin x – cos x) dx hspace{1mm}
Wherehspace{1mm}letterhspace{1mm}z = frac{pi}{4}. (pi = pi))
Wherehspace{1mm}letterhspace{1mm}z = frac{pi}{4}. (pi = pi))
-
A.
(sqrt{2 +1}) -
B.
(sqrt{2 }-1) -
C.
(-sqrt{2 }-1) -
D.
(1-sqrt{2})
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