Basic Math Examples

2a-22a2
Step 1
Factor 22 out of 2a2a.
2(a)-22(a)2
Step 2
Factor 22 out of -22.
2(a)+2(-1)2(a)+2(1)
Step 3
Factor 22 out of 2(a)+2(-1)2(a)+2(1).
2(a-1)2(a1)
 [x2  12  π  xdx ]  x2  12  π  xdx