Evaluate
\left(5x+1\right)\left(5x+2\right)
Expand
25x^{2}+15x+2
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25x^{2}+5x+10x+2
Apply the distributive property by multiplying each term of 5x+2 by each term of 5x+1.
25x^{2}+15x+2
Combine 5x and 10x to get 15x.
25x^{2}+5x+10x+2
Apply the distributive property by multiplying each term of 5x+2 by each term of 5x+1.
25x^{2}+15x+2
Combine 5x and 10x to get 15x.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
y = 3x + 4
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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
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Limits
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