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6p^{2}-3pq-2qp+q^{2}+\left(3p-q\right)\left(q-2p\right)
Apply the distributive property by multiplying each term of 3p-q by each term of 2p-q.
6p^{2}-5pq+q^{2}+\left(3p-q\right)\left(q-2p\right)
Combine -3pq and -2qp to get -5pq.
6p^{2}-5pq+q^{2}+3pq-6p^{2}-q^{2}+2qp
Apply the distributive property by multiplying each term of 3p-q by each term of q-2p.
6p^{2}-5pq+q^{2}+5pq-6p^{2}-q^{2}
Combine 3pq and 2qp to get 5pq.
6p^{2}+q^{2}-6p^{2}-q^{2}
Combine -5pq and 5pq to get 0.
q^{2}-q^{2}
Combine 6p^{2} and -6p^{2} to get 0.
0
Combine q^{2} and -q^{2} to get 0.
\left(3p-q\right)\left(2p-q+q-2p\right)
Factor out common term 3p-q by using distributive property.
0
Consider 2p-q+q-2p. Simplify.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
Arithmetic
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Matrix
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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
\lim _{x \rightarrow-3} \frac{x^{2}-9}{x^{2}+2 x-3}