Evaluate

49

$49$

Quiz

Arithmetic

5 problems similar to:

54 + 3 ^ { 3 } \div 9 - 4 - \sqrt { 36 } + 2

$54+3_{3}÷9−4−36 +2$

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54+\frac{27}{9}-4-\sqrt{36}+2=49

Calculate 3 to the power of 3 and get 27.

54+3-4-\sqrt{36}+2=49

Divide 27 by 9 to get 3.

57-4-\sqrt{36}+2=49

Add 54 and 3 to get 57.

53-\sqrt{36}+2=49

Subtract 4 from 57 to get 53.

53-6+2=49

Calculate the square root of 36 and get 6.

47+2=49

Subtract 6 from 53 to get 47.

49

Add 47 and 2 to get 49.

Examples

Quadratic equation

{ x } ^ { 2 } - 4 x - 5 = 0

$x_{2}−4x−5=0$

Trigonometry

4 \sin \theta \cos \theta = 2 \sin \theta

$4sinθcosθ=2sinθ$

Linear equation

y = 3x + 4

$y=3x+4$

Arithmetic

699 * 533

$699∗533$

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]

$[25 34 ][2−1 01 35 ]$

Simultaneous equation

\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.

${8x+2y=467x+3y=47 $

Differentiation

\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }

$dxd (x−5)(3x_{2}−2) $

Integration

\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x

$∫_{0}xe_{−x_{2}}dx$

Limits

\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}

$x→−3lim x_{2}+2x−3x_{2}−9 $