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What is 0.4^-2 (0.4 to the power of -2)?

Sagot :

(4/10)^-2 = (2/5)^-2  = (5/2)^2 = 25/4 = 6.25

Answer: 39.0625

Step-by-step explanation: (0.4^(-2))*(0.4^(-2))