MCQOPTIONS
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| 1. |
What is \[\int{{{e}^{ln\,\,x}}\sin x\,\,dx}\] equal to? |
| A. | \[{{e}^{ln\,\,x}}(\sin \,\,x-\cos \,\,x)+c\] |
| B. | \[(\sin \,\,x-x\,\,\cos \,\,x)+c\] |
| C. | \[(x\,\,\sin \,\,x+\cos \,\,x)+c\] |
| D. | \[(\sin \,\,x+x\,\,\cos \,\,x)-c\] Where ?c? is a constant of integration. |
| Answer» C. \[(x\,\,\sin \,\,x+\cos \,\,x)+c\] | |