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If mltn then mDn=mCn else mDn=nCm If m...

If `mltn` then `mDn=mCn` else `mDn=nCm`
If `m=n` then `mEn=mn` else `mEn=mCn` where `mCn=(m)/(n)`
Find the value of `(3D4)D(12D5):`

A

`(9)/(5)`

B

`(5)/(9)`

C

`(2)/(3)`

D

`(5)/(3)`

Text Solution

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The correct Answer is:
B
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ARIHANT SSC-FUNCTIONS AND GRAPH-EXERCISE(LEVEL 1)
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