Mister Exam

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x/xy+x*y=-9; 2xy-3y/x=23
4y^2+7y=0; 4y^2+7y=0
3x-2y=11; 4x-5y-3=0
1/x+1/y=3; 1x^2-1/y^2=6
Identical expressions
4y^ two +7y= zero ; 4y^ two +7y= zero
4y squared plus 7y equally 0; 4y squared plus 7y equally 0
4y to the power of two plus 7y equally zero ; 4y to the power of two plus 7y equally zero
4y2+7y=0; 4y2+7y=0
4y²+7y=0; 4y²+7y=0
4y to the power of 2+7y=0; 4y to the power of 2+7y=0
4y^2+7y=O; 4y^2+7y=O
Similar expressions
4y^2+7y=0; 4y^2-7y=0
4y^2-7y=0; 4y^2+7y=0

4y^2+7y=0; 4y^2+7y=0

You have entered [src]

   2          
4*y  + 7*y = 0

$$4 y^{2} + 7 y = 0$$

   2          
4*y  + 7*y = 0

$$4 y^{2} + 7 y = 0$$

4*y^2 + 7*y = 0

Rapid solution

$$y_{1} = - \frac{7}{4}$$
=
$$- \frac{7}{4}$$
=

-1.75

$$y_{2} = 0$$
=
$$0$$
=

Numerical answer [src]

y1 = 1.990103288266566e-35

y2 = 2.419061136528529e-36

y3 = 6.145005926561545e-29

y4 = -1.75

y4 = -1.75