SSC CHSL 4 Mar 2018 Shift 1 Paper

Section: General Awareness

Question : 76 of 100

Marks: +1, -0

Find the value Expression =

((49) ^ { 3/2} + (49) ^ { -3/2} )

Solution:

Expression =

({(49) ^ { 3/2} + (49) ^ { -3/2}} )

((7^2) ^ { 3/2} + ( 7^2) ^ { -3/2} )

7^3 + 7^{−3}

343 +1/343

117649/343

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