Review exponets sientific notat. and square roots

Review exponets sientific notat. and square roots

Multiple Choice

 $3^5\ \ \cdot\ \ 3^{7\ }=\ 3^{35}$  

• true

• false 

You have to remember these rules

Multiple Choice

 $\frac{13^{-4}}{13^4}\ =\ 13^0$  

• true

• false

Multiple Choice

Which of the following is NOT in scientific notation

• $4.5\ \ \times\ 10^{-9}$
  

• $3.025\ \ \ \ \times\ \ 10^4$

• $0.21\ \ \ \times\ \ \ 10^5$

• $1.1\ \ \ \ \times\ \ \ \ 10^{10}$

how to convert to scientific notation

Multiple Choice

Whic is the best estimate for the

 $\sqrt{55}$  

• 7.4

• 5

• 7.9

• 6.5

Use this as a point of reference