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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 30*24-16x^2 = 80 .
Question type: Equation
Solution:
After the equation is converted into a general formula, it is converted into:
( x + √40 )( x - √40 )=0
From
x + √40 = 0
x - √40 = 0
it is concluded that:：
x1=-√40
x2=√40
There are 2 solution(s).
解一元二次方程的详细方法请参阅：《一元二次方程的解法》