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Mathematical calculation：
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It supports mathematical functions (including trigonometric functions).
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 equations
[ 1/1 Equation]
Work: Find the solution of equation 0.43 = 0.137*(r*3.16661E-06^-3)+0.119*(r*3.16661E-06^-2)+0.269*(r*3.16661E-06^-1)-0.019 .
Question type: Equation
Solution:
the solutions is:
r=0, it is the incremental root of the eqution.
There are 1 solution(s).
There is(are) 1 additive root(s) and 0 real solutions.(Note:additive root, generated by computer, but not suitable for this equation.)
解方程的详细方法请参阅：《方程的解法》
☆1 equations
[ 1/1 Equation]
Work: Find the solution of equation 0.43 = 0.137*(r*3.16661E-06^-3)+0.119*(r*3.16661E-06^-2)+0.269*(r*3.16661E-06^-1)-0.019 .
Question type: Equation
Solution:
the solutions is:
r=0, it is the incremental root of the eqution.
There are 1 solution(s).
There is(are) 1 additive root(s) and 0 real solutions.(Note:additive root, generated by computer, but not suitable for this equation.)
解方程的详细方法请参阅：《方程的解法》