find the product of (x²+2x+1) and (3x-5).
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0
Answer:
FOIL: First-Outside-Inside-Last is often taught as a method for multiplying two binomials.
Given
XXX
(
2
x
+
1
)
(
x
+
3
)
the First terms are
2
x
and
x
XXX
Multiplying the First terms gives:
2
x
2
the Outside terms are
2
x
and
3
XXX
Multiplying the Outside terms gives:
6
x
the Inside terms are
1
and
x
XXX
Multiplying the Inside terms gives:
1
x
the Last terms are
1
and
3
XXX
Multiplying the Last Terms gives:
3
Adding the products obtained:
XXX
2
x
2
+
6
x
+
1
x
+
3
XXXXXXXXX
=
2
x
2
+
7
x
+
3
Answered by
2
Answer:
refer to picture....
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