algebra
posted by Janet on .
Completely factor the following expressions.
1. 256z^24192z^2+3
2. 2a^2c^314bc^3+32c^3d^2
3. 35g^2+6g9
4. 3j^351j^2+210j

1.
collect terms
64z^2  1
(8z1)(8z+1)
2.
factor out the c^3
c^3(2a^214b+32d^2)
3.
(5g+3)(7g3)
4.
factor out the 3j
3j(j^2  17j + 70)
3j(j7)(j10)