Simplify each expression. (1 pt. each)
1. 4^-2(2^3)

3. (x^3y^5)^4(x^2y^5)^-2

Simplify (2 pts.)

4. (2a^-5)^4(.5a^10)^2

Simplify. Write in scientific notation. (1 pt.)
5. (12 x 10^-6)^2

6. Evaluate x^-5y^3 for x = 2 and y = 2. (1 pt.)

Question

Simplify each expression. (1 pt. each)
1. 4^-2(2^3)

3. (x^3y^5)^4(x^2y^5)^-2

Simplify (2 pts.)

4. (2a^-5)^4(.5a^10)^2

Simplify. Write in scientific notation.  (1 pt.)
5. (12 x 10^-6)^2

6. Evaluate x^-5y^3 for x = 2 and y = 2.  (1 pt.)

563blackghost · Answer

You're still there right? Just need to make sure...

563blackghost · Answer

1.$\Large{4 \times 2^{-2+3}}$
6. $\Large{2 \times 2^{-5+3}}$

faithspring · Answer

can you help with this one http://openstudy.com/study#/updates/56bcd64ce4b004c3c38ecc14 @563blackghost