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2 votes
What are the the factors of 21x squared cause I can't find it

User Swaraj
by
7.9k points

2 Answers

1 vote
note: * means multiply, so 5*4 means 5 times 4

21=7*3
x squared=x*x

so factors of 21x² are 1*3*7*x*x
alll the possible ones are
1
x

3
3x
3x²
7
7x
7x²
21
21x
21x²
User Cstuncsik
by
7.6k points
1 vote

Factor
7
x
7
x
out of
14
x
2
14
x
2
.
7
x
(
2
x
)

21
x
7
x
2
x
-
21
x
Factor
7
x
7
x
out of

21
x
-
21
x
.
7
x
(
2
x
)
+
7
x
(

3
)
7
x
2
x
+
7
x
-
3
Factor
7
x
7
x
out of
7
x
(
2
x
)
+
7
x
(

3
)
7
x
2
x
+
7
x
-
3
.
7
x
(
2
x

3
)
User JonM
by
7.6k points