find the product of (3a(2) and (5-2a)
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Answer:
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Step-by-step explanation:
When we multiply binomials, we can use the mnemonic FOIL, standing for Firsts, Outsides, Insides, Lasts. This is the order we multiply in.
Multiply the first terms:
5
a
⋅
2
a
=
10
a
2
Multiply the outside terms:
5
a
⋅
−
3
=
−
15
a
Multiply the inside terms:
−
2
⋅
2
a
=
−
4
a
Multiply the last terms:
−
2
⋅
−
3
=
6
Putting it all together, we get
10
a
2
−
15
a
−
4
a
+
6
, which simplifies to
10
a
2
−
19
a
+
6
Hope this helps!
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