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Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
It supports mathematical functions (including trigonometric functions).
Current location：Mathematical operation > History of Mathematical Computation > Answer
Overview: 1 questions will be solved this time.Among them
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation (-2)^(-2/5)+(-2)^(-7/5) .
Question type: Mathematical calculation
Solution:
(-2)^(-2/5)+(-2)^(-7/5)
=-2^(-2/5)+(-2)^(-7/5)
=-2^(-0.4)+(-2)^(-7/5)
=-2^-0.4+(-2)^(-7/5)
=-2^-0.4+(-2)^(-1.4)
=-nan+-2^(-1.4)
=-nan+-nan
=nan
Answer:(-2)^(-2/5)+(-2)^(-7/5)=nan