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Solving Equations with Square Rots

Total questions: 10

Worksheet time: 24mins

Name
Class
Date
1.
256 = n2
a)
16
b)
16 and -16
c)
1.6
d)
-16
2.
k2 + 8 = 8
a)
0, -0
b)
4, -4
c)
0
d)
4
3.
100c2 = 9
a)
3/10
b)
3
c)
√9/100
d)
-3/10 and 3/10
4.
y2 = 144
a)
14
b)
12
c)
-12
d)
-12 and 12
5.
121 = 25x2 
a)
-11 and 11
b)
121/25
c)
-11/15 and 11/15
d)
-121/25 and 121/25
6.
5n2 = 245
a)
-7 and 7
b)
7
c)
-49 and 49
d)
49
7.
-14 = r2 - 23
a)
9
b)
-9 and 9
c)
-3 and 3
d)
3
8.
2k2 - 37 = 61
a)
-98 and 98
b)
-49 and 49
c)
-7 and 7
d)
7
9.
10 - 3a2 = -2
a)
-2 and 2
b)
-4 and 4
c)
-12 and 12
d)
4
10.
a)
-45 and 45
b)
-5 and 5
c)
-225 and 225
d)
-15 and 15