MAC0024 Test Chapter 5 Name

D.Howard(3-16)~ --....

~5~Iuate each of the following in problems #1-5.

3.) (-7)2 = -7. -7 :::Hi]

6.) Convert 0.000081 to scientific notation.~

(1 -'5"o _ I x: ,0

7.) Write 5.1 X 104 in standard form.

~D~~~~ ~ D\ ~.\9V\

J((\# c;;;;:;3\8.) Theoppositeof 54x3 is~~

~~.) Thedeg~eeoftheterm 54x3is I3~.10.)The co~~e~t~~~he~erm 54x3 is m-.

11.) Findthe area of a rectangle whose width measures 6x3 and whose

length measures 5x3. r \ lox35x3

A ~ Q. vJ ::: 5 )( 3· 10x 3 :::[3 0 x~Simplifyeach of the following in problems #12-22. Write answers using

positive exponents only.

_lP- - 5"'X

i :~.

- -70. - a.. -

'/

(p

17.) (4a3b2)( -3a3 b3) = _);;2 (L

~,

-18.) -7x(x - 4) = - 7 X;J. -t ~g x

, ~ "-

~ 19.) (2x -\7)C,x -,6) =L.

;),)( -)~ X -7X +42[' .. I ,. . I J

t=o\\..-v-" ---

20.) (x + 8)(x - 8) =~

T~--V21.) (4x + 1)(x2 + x + 2) =

~ y )( 3 +"i! '--(i) -Ix '- a+ 2-

:::. 14 X ~ +- 5 x 1- + 9 x 1- J.

-

22.) (x + 8)2 =