( 20,9 + 15 + 7 + 10,71 ) + ( 1,29 + 40,1 + 2,3 )
Evaluate
97,3
Factor
\frac{7 \cdot 139}{2 \cdot 5} = 97\frac{3}{10} = 97.3
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35,9+7+10,71+1,29+40,1+2,3
Add 20,9 and 15 to get 35,9.
42,9+10,71+1,29+40,1+2,3
Add 35,9 and 7 to get 42,9.
53,61+1,29+40,1+2,3
Add 42,9 and 10,71 to get 53,61.
54,9+40,1+2,3
Add 53,61 and 1,29 to get 54,9.
95+2,3
Add 54,9 and 40,1 to get 95.
97,3
Add 95 and 2,3 to get 97,3.
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y = 3x + 4
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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
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