Ch.9 Practice Quiz Answer Key
Ch.9 Practice Quiz Answer Key
Ch.9 Practice Quiz Answer Key
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017<br />
4<br />
I<br />
L<br />
x<br />
-t<br />
2x2+3x—20<br />
2.<br />
3.<br />
4<br />
y-.<br />
x<br />
(K<br />
Simplify each expression. State any restrictions on the variable<br />
( ‘Yv -7,-2 ,J2<br />
iTh’<br />
+Sy+4 +y-iZy<br />
—49 y+9y+l4<br />
Divide. State any restrictions on the variable.<br />
(x XSzfl.<br />
x2+5x 2x2+7x_9> —<br />
3- I5X4+<br />
ç(’+5’)+ ) 1Y-t5<br />
x2+6x_73x2+16x+5<br />
Multiply. State any restrictions on the variable.<br />
‘)U+X —5x -<br />
4x2 —25<br />
=( x± X)<br />
Lesson 9.4-9.6<br />
Algebra 2 <strong>Practice</strong> <strong>Quiz</strong>
____<br />
_____________<br />
Algebra 2 <strong>Practice</strong> <strong>Quiz</strong><br />
Lesson 9.4-9.6<br />
Name<br />
5. Find the least common multiple of x(x 2 —<br />
XK-Xa)<br />
5x<br />
+ 6)andx 3(x2 + 4x —21)<br />
Simplify.<br />
x 7<br />
6.<br />
x2—4 3x+6<br />
X3( 3lK-)(Y+f)<br />
+<br />
7<br />
m6m<br />
m+3 m2—9<br />
cv3)<br />
OK-1____<br />
7— + 3<br />
. -)<br />
8.<br />
1-<br />
2<br />
—1<br />
vI<br />
LL
Algebra 2 <strong>Practice</strong> <strong>Quiz</strong><br />
Lesson 9.4-9.6<br />
Name<br />
Solve each equation. Check each solution.<br />
5x — 2<br />
x2_25x_5<br />
I-k<br />
_2.<br />
_3_<br />
10.<br />
23<br />
x<br />
-50<br />
=<br />
-5K 4<br />
3Zl(X<br />
0<br />
3X() -<br />
x<br />
x<br />
3<br />
3X-o<br />
xcY<br />
Xz<br />
/<br />
/\- JOC<br />
11.<br />
x—1<br />
+<br />
(xH)<br />
X-i<br />
Kx+3<br />
XI—<br />
-5<br />
3<br />
-a<br />
tO<br />
V2= 3<br />
+ix-O<br />
13
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