al 1 1-1&1-2

write an verbal expression for

 $2^4$  

• two times four

• two to the fourth power

• two squared to the fourth power

• two squared

 $x^2$  

• x square

• x to the two power

• x squared

• x cubed

 $x^3$  

• x cubed

• x to the power of 3

• x to the three power

• x to the third power

evaluate the expression

 $3x^4$  when x=2

• 1296

• 24

• 48

• 162

evaluate the expression

 $\left(3x\right)^4$  when x=2

• 24

• 1296

• 48

• 12

 $evaluate\ \left(c\ +\ d\right)^{3\ }\$  when c = 2 and d =5

• 21

• 127

• 49

• 343

evaluate

 $c^3\ +\ d^3$  when c = 2 and d = 5

• 343

• 21

• 133

• 13

the formula for the area of a square is $A=x^2$   . find the area when  $x=10\ ft$  

 $evaluate\ 5x^2-6$  when x = 3

 $4\times3+8\div2$  

• 10

• 16

• 22

• 48