Precalculus Examples

Factor (x-(4+i))(x-(4-i))
(x-(4+i))(x-(4-i))
Step 1
Apply the distributive property.
(x-14-i)(x-(4-i))
Step 2
Multiply -1 by 4.
(x-4-i)(x-(4-i))
Step 3
Apply the distributive property.
(x-4-i)(x-14--i)
Step 4
Multiply -1 by 4.
(x-4-i)(x-4--i)
Step 5
Multiply -1 by -1.
(x-4-i)(x-4+1i)
Step 6
Multiply i by 1.
(x-4-i)(x-4+i)
 [x2  12  π  xdx ]