21If 7 raise to the power x-y = 343 and 7 raise to the power x+y=2401t – InterviewSolution

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21If 7 raise to the power x-y = 343 and 7 raise to the power x+y=2401then x is equal toa) 1/2b)9/2c)7/2d)5/2

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An INDEX NUMBER is a number which is raised to a POWER. ... x7/2 . √y3. a. x2/y2. b. x2 . y2. c. xy. d. x2/y. 3. If √(3 + ³√x) = 2, then x is ...

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