given ac=df and bc=de, prove ab=ef
a---------------b----------c
d-------e------------------f
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Answer:
ae = bf
Step-by-step explanation:
Given ac=df and bc=de, prove ae=bf ( correction ae = bf not ab = ef)
ac = df - eq 1
bc = de
=> de = bc eq 2
multiplying eq 1 & eq 2
ac * de = df * bc
cancelling c & d
=> ae = bf
QED
Proved
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