Evaluate
\frac{42a\left(b+3\right)}{5}
Expand
\frac{42ab+126a}{5}
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8.4ab+25.2a
Use the distributive property to multiply 4.2a by 2b+6.
8.4ab+25.2a
Use the distributive property to multiply 4.2a by 2b+6.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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