Solution
Expression : $$[7(64^\frac{1}{3}+27^\frac{1}{3})^3]^\frac{1}{4}$$
= $$[7(4^{3\times\frac{1}{3}}+3^{3\times\frac{1}{3}})^3]^\frac{1}{4}$$
= $$[7(4+3)^3]^\frac{1}{4}$$
= $$[7^{3+1}]^\frac{1}{4}$$
= $$7^{4\times\frac{1}{4}}=7$$
=> Ans - (A)
Get AI Help
Create a FREE account and get:
- Free SSC Study Material - 18000 Questions
- 230+ SSC previous papers with solutions PDF
- 100+ SSC Online Tests for Free
