Find the product of (x+2) (x-1).
Answers
Answered by
1
Step-by-step explanation:
We must ensure that each term in the second bracket is multiplied by each term in the first bracket.
This can be done as follows.
(
x
2
+
x
−
1
)
(
x
+
1
)
=
x
2
(
x
+
1
)
+
x
(
x
+
1
)
−
1
(
x
+
1
)
distribute each set of brackets.
=
x
3
+
x
2
+
x
2
+
x
−
x
−
1
and now collect like terms
⇒
x
3
+
x
2
+
x
2
+
x
−
x
−
1
=
x
3
+
2
x
2
−
1
=
x
3
+
2
x
2
−
1
in standard form
Answered by
0
Step-by-step explanation:
(x+2) (x-1)
x(x-1) + 2 (x-1)
x^2 - x + 2x - 2
HOPE IT HELPS YOU!!
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