Factor: 5x^2– 15x – 20.
Answers
Answered by
0
Answer:
Step-by-step explanation:
Factor
5
out of
5
x
2
.
5
(
x
2
)
−
15
x
−
20
Factor
5
out of
−
15
x
.
5
(
x
2
)
+
5
(
−
3
x
)
−
20
Factor
5
out of
−
20
.
5
x
2
+
5
(
−
3
x
)
+
5
⋅
−
4
Factor
5
out of
5
x
2
+
5
(
−
3
x
)
.
5
(
x
2
−
3
x
)
+
5
⋅
−
4
Factor
5
out of
5
(
x
2
−
3
x
)
+
5
⋅
−
4
.
5
(
x
2
−
3
x
−
4
)
Answered by
4
Answer:
5x^-15x-20=5x^-20x+5x-20
5x(x-4)+5(x-4)=(5x+5)(x-4)
The factors are 5x+5 and x-4
With x=4 or x=-1
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