Final exaM 461
DeMYSTiFieD / algebra DeMYSTiFieD / gibilisco / 000-0 / appendix
- 4
3
23
23
2
xy
xy
−
−
−
=
A.^9
16
B. 9
16 xy^812
C. 9
16
12
8
y
x
D. 9
16
8
12
x
y
- If xx^2 −=^354 , then
A. x=54 57, B. x=−96, C. x=−96, D. There is no solution.
- If^65 x−=^7 , then
A. x=^73 B. x=^223 C. x=^2 D. x=^9
- If −+^34 xx^221 +=^10 , then
A. x=−±^1133 B. x=^11 ± 3 3 C. x=−^1 ,^43 D. x=−^1 ,^43
- Solve for m in the equation t mw
s
=4( + ).
A. ms=−^4 tw B. ms=−tw^14 C. m=st− 4 w D. m=st− 44 w
- 15
3
=
A.^533 B. 5
3
C. 15 3 D. 53
- () 23 xy^32 −−zx^32 ()yz^42 −^2 =
A.^8
9
27
8
xz
y
B. 8
9
57
14
xz
y
C. 8
9
xz^68
y
D. 8
9
48 12
36
yz
x
- A restaurant owner wants to increase the size of his giant pizza from
16 inches to 17 inches in diameter. How much more pizza is there in the
giant?
A. About 3.14 in^2 B. About 25.92 in^2 C. About 103.67 in^2
D. About 54.26 in^2
