Evaluate
\left(2b-5\right)\left(b+3\right)
Expand
2b^{2}+b-15
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2b^{2}-5b+6b-15
Apply the distributive property by multiplying each term of b+3 by each term of 2b-5.
2b^{2}+b-15
Combine -5b and 6b to get b.
2b^{2}-5b+6b-15
Apply the distributive property by multiplying each term of b+3 by each term of 2b-5.
2b^{2}+b-15
Combine -5b and 6b to get b.
Examples
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\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]
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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