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Chapter 2: Problem 14
General-purpose programs written to solve commonly faced problems are called (a) system software (b) application software (c) utility programs (d) none
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\(\log _{a} 1\) is equal to (a) 0 (b) 1 (c) \(\infty\) (d) 10
Slope of the line \(2 x-y=3\) is (a) \(-2\) (b) \(-1 / 2\) (c) \(1 / 2\) (d) 2
Derivative of \(x+\frac{1}{x}\) w.r.t. \(x\) is (a) \(1-\frac{1}{x^{2}}\) (b) \(1+\frac{1}{x^{2}}\) (c) \(-1+\frac{1}{x^{2}}\) (d) \(-1-\frac{1}{x^{2}}\)
Expression for \(\sin C-\sin D\) is (a) \(2 \cos \frac{C-D}{2} \sin \frac{C+D}{2}\) (b) \(2 \cos \frac{C+D}{2} \sin \frac{C-D}{2}\) (c) \(2 \sin \frac{C+D}{2} \sin \frac{C-D}{2}\) (d) \(2 \cos \frac{C+D}{2} \cos \frac{C-D}{2}\)
Integration of \(x\) w.r.t. \(x\) within the limits \(x=2\) to \(x=4\) has the value (a) 60 (b) 40 (c) 20 (d) 10
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