Evaluate
-\frac{1000000000000000000}{6981430430496479}\approx -143.237121669
Factor
-\frac{1000000000000000000}{6981430430496479} = -143\frac{1655448439003503}{6981430430496479} = -143.2371216694751
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-0.006981430430496479 ^ {-1}
Evaluate trigonometric functions in the problem
-\frac{1000000000000000000}{6981430430496479}
Calculate 0.006981430430496479 to the power of -1 and get \frac{1000000000000000000}{6981430430496479}.
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