1 f 2 ^ { x } \cdot 5 ^ { y } \cdot 7 ^ { z } = 98 \times 10 ^ { 3 } , – InterviewSolution

1.	1 f 2 ^ { x } \cdot 5 ^ { y } \cdot 7 ^ { z } = 98 \times 10 ^ { 3 } , \text { find } x + y + z
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