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Quiz
Arithmetic
5 problems similar to:
\frac{ -6+ \sqrt{ 36-4 \times -49 \times 06 } }{ 2 \times -49 }
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\frac{-6+\sqrt{36-\left(-196\times 0\times 6\right)}}{2\left(-49\right)}
Multiply 4 and -49 to get -196.
\frac{-6+\sqrt{36-0\times 6}}{2\left(-49\right)}
Multiply -196 and 0 to get 0.
\frac{-6+\sqrt{36-0}}{2\left(-49\right)}
Multiply 0 and 6 to get 0.
\frac{-6+\sqrt{36}}{2\left(-49\right)}
Subtract 0 from 36 to get 36.
\frac{-6+6}{2\left(-49\right)}
Calculate the square root of 36 and get 6.
\frac{0}{2\left(-49\right)}
Add -6 and 6 to get 0.
\frac{0}{-98}
Multiply 2 and -49 to get -98.
0
Zero divided by any non-zero number gives zero.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
Arithmetic
699 * 533
Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}