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v=28
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v≔28
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v=68-\frac{5}{2}\times 4^{2}
Multiply 17 and 4 to get 68.
v=68-\frac{5}{2}\times 16
Calculate 4 to the power of 2 and get 16.
v=68-\frac{5\times 16}{2}
Express \frac{5}{2}\times 16 as a single fraction.
v=68-\frac{80}{2}
Multiply 5 and 16 to get 80.
v=68-40
Divide 80 by 2 to get 40.
v=28
Subtract 40 from 68 to get 28.
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{ x } ^ { 2 } - 4 x - 5 = 0
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\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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