Mathematics, 31.07.2019 23:50 Izzyfizzy

Which expression is not equivalent to 1/343? a. 7^4 x 7^-7 b. 7^7 x 7^-10 c. 7^2 x 7^-5. d. 7^-5 x 7^2

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Which expression is not equivalent to 1/343? a. 7^4 x 7^-7 b. 7^7 x 7^-10 c. 7^2 x 7^-5. d. 7^-5 x...