Evaluate
-19\left(ab\right)^{2}
Expand
-19\left(ab\right)^{2}
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2^{2}a^{2}\left(-3\right)b^{2}-7a^{2}b^{2}
Expand \left(2a\right)^{2}.
4a^{2}\left(-3\right)b^{2}-7a^{2}b^{2}
Calculate 2 to the power of 2 and get 4.
-12a^{2}b^{2}-7a^{2}b^{2}
Multiply 4 and -3 to get -12.
-19a^{2}b^{2}
Combine -12a^{2}b^{2} and -7a^{2}b^{2} to get -19a^{2}b^{2}.
2^{2}a^{2}\left(-3\right)b^{2}-7a^{2}b^{2}
Expand \left(2a\right)^{2}.
4a^{2}\left(-3\right)b^{2}-7a^{2}b^{2}
Calculate 2 to the power of 2 and get 4.
-12a^{2}b^{2}-7a^{2}b^{2}
Multiply 4 and -3 to get -12.
-19a^{2}b^{2}
Combine -12a^{2}b^{2} and -7a^{2}b^{2} to get -19a^{2}b^{2}.
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y = 3x + 4
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Simultaneous equation
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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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