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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 equations
[ 1/1 Equation]
Work: Find the solution of equation 3.4 = ((2×10×sin（x+20）×sin(x-20))÷(19×(1-cos(x-20))) ) .
Question type: Equation
Solution:
The solution of the equation:
x1≈1.461017 , keep 6 decimal places
x2≈-17.388539 , keep 6 decimal places
x3≈-11.105353 , keep 6 decimal places
x4≈-5.132742 , keep 6 decimal places
x5≈-4.822168 , keep 6 decimal places
x6≈7.433629 , keep 6 decimal places
x7≈7.744203 , keep 6 decimal places
x8≈13.716814 , keep 6 decimal places
There are 8 solution(s). *Note: Radian.
解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 3.4 = ((2×10×sin（x+20）×sin(x-20))÷(19×(1-cos(x-20))) ) .
Question type: Equation
Solution:
The solution of the equation:
x1≈1.461017 , keep 6 decimal places
x2≈-17.388539 , keep 6 decimal places
x3≈-11.105353 , keep 6 decimal places
x4≈-5.132742 , keep 6 decimal places
x5≈-4.822168 , keep 6 decimal places
x6≈7.433629 , keep 6 decimal places
x7≈7.744203 , keep 6 decimal places
x8≈13.716814 , keep 6 decimal places
There are 8 solution(s). *Note: Radian.
解程的详细方法请参阅：《方程的解法》