Basic Math Examples

Simplify (y+12)(y-12)
(y+12)(y-12)(y+12)(y12)
Step 1
Expand (y+12)(y-12)(y+12)(y12) using the FOIL Method.
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Step 1.1
Apply the distributive property.
y(y-12)+12(y-12)y(y12)+12(y12)
Step 1.2
Apply the distributive property.
yy+y-12+12(y-12)yy+y12+12(y12)
Step 1.3
Apply the distributive property.
yy+y-12+12y+12-12yy+y12+12y+1212
yy+y-12+12y+12-12yy+y12+12y+1212
Step 2
Simplify terms.
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Step 2.1
Combine the opposite terms in yy+y-12+12y+12-12yy+y12+12y+1212.
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Step 2.1.1
Reorder the factors in the terms y-12y12 and 12y12y.
yy-12y+12y+12-12yy12y+12y+1212
Step 2.1.2
Add -12y12y and 12y12y.
yy+0+12-12yy+0+1212
Step 2.1.3
Add yyyy and 00.
yy+12-12yy+1212
yy+12-12yy+1212
Step 2.2
Simplify each term.
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Step 2.2.1
Multiply yy by yy.
y2+12-12y2+1212
Step 2.2.2
Multiply 1212 by -1212.
y2-144y2144
y2-144y2144
y2-144y2144
 [x2  12  π  xdx ]  x2  12  π  xdx