Expand (k+4)³ answer and solutions please
Answers
Answered by
1
Answer:
Binomial formula for
(
a
+
b
)
3
⇒
3
C
0
a
3
b
0
+
3
C
1
a
2
b
1
+
3
C
2
a
1
b
2
+
3
C
3
a
0
b
3
Here,
a
=
x
and
b
=
1
.
⇒
3
C
0
x
3
+
3
C
1
x
2
×
1
1
+
3
C
2
x
1
×
1
2
+
3
C
3
×
1
3
As
→
3
C
0
=
3
C
3
=
1
and
→
3
C
1
=
3
C
2
=
3
⇒
x
3
+
3
x
2
+
3
x
+
1
please mark as brainlist
Answered by
1
Answer:
64+k³+48k+12k²
Step-by-step explanation:
(a+b) ³= a³+b³+3a²b+3ab²
(k+4) ³= 64+ k³+ 48k + 12k²
Hope it was helpful!
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