Q: If $$ {81\ × 343\ ×625}={3^{p}}\ {7^{q}}\ {5^{r}}$$ then find out – McqOptions

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1.	Q: If $$ {81\ × 343\ ×625}={3^{p}}\ {7^{q}}\ {5^{r}}$$ then find out the value of $$ {\sqrt{(p-r)^{2}+q^{2}}}$$.
A.	5
B.	3
C.	7
D.	None of these
Answer» C. 7

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