150,339 views
44 votes
44 votes
Evaluate : 9⁴xa⁷b⁴/3⁵xa⁴b⁴

User Blvz
by
2.6k points

1 Answer

12 votes
12 votes

(9^4\cdot xa^7\cdot b^4)/(3^5\cdot xa^4\cdot b^4)
9^4=3^8
(3^8\cdot xa^7\cdot b^4)/(3^5\cdot xa^4\cdot b^4)
3^{8\text{ - 5}}\cdot a^{7\text{ - 4}}
3^3\cdot a^3\text{ }\Rightarrow27a^3

User Karthik Murugesan
by
3.5k points