Mister Exam
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How to use it?
- Equation:
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Equation -x^3+14*x^2-61*x+84=0
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Equation x:1/3=3/4:1/2
- Equation (x+3)(x-2)(x+9)=0
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Equation 1000-x=600-53
- Express {x} in terms of y where:
- -15*x+20*y=2
- -12*x+8*y=3
- -10*x-14*y=0
- 10*x+18*y=-19
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Identical expressions
- x: one / three = three / four : one / two
- x:1 divide by 3 equally 3 divide by 4:1 divide by 2
- x: one divide by three equally three divide by four : one divide by two
- x:1 divide by 3=3 divide by 4:1 divide by 2
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Similar expressions
- (5/7+x):1/3=12/7•2
x:1/3=3/4:1/2 equation
The teacher will be very surprised to see your correct solution 😉
The solution
You have entered
[src]
/x\ / 3 \ |-| |---| \1/ \4*1/ --- = ----- 3 2
$$\frac{1^{-1} x}{3} = \frac{\frac{3}{4} \cdot 1^{-1}}{2}$$
Detail solution
Given the linear equation:
Divide both parts of the equation by 1/3
We get the answer: x = 9/8
x/1/3 = 3/4/1/2
Divide both parts of the equation by 1/3
x = 3/8 / (1/3)
We get the answer: x = 9/8
Sum and product of roots
[src]
sum
9/8
$$\frac{9}{8}$$
=
9/8
$$\frac{9}{8}$$
product
9/8
$$\frac{9}{8}$$
=
9/8
$$\frac{9}{8}$$
9/8
The graph