B. Perform the indicated operation.



__________________ 1. (x - 2)(x-4)

__________________ 2. (x2y3)(x+y)

__________________ 3. (x2y4z5)(-2x3y4z6)

__________________ 4. 48x5y3 / -16x3y

__________________ 5. 52x4y7 / -13x7y4



Sagot :

Answer:

1)

[tex] {x}^{2} - 6x + 8[/tex]

2.

[tex] {x}^{3} + {x}^{2} y + x {y}^{3} + {y}^{4} [/tex]

3.

[tex] - 2 {x}^{5} {y}^{8} {z}^{11} [/tex]

4.

[tex] - 3 {x}^{8} {y}^{4} [/tex]

5.

[tex] - 4 {x}^{11} {y}^{11} [/tex]