5x^2+6x+1 factorise
Answers
Answered by
0
Step-by-step explanation:
For a polynomial of the form
a
x
2
+
b
x
+
c
, rewrite the middle term as a sum of two terms whose product is
a
⋅
c
=
5
⋅
1
=
5
and whose sum is
b
=
6
.
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5
x
2
+
x
+
5
x
+
1
Factor out the greatest common factor from each group.
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x
(
5
x
+
1
)
+
1
(
5
x
+
1
)
Factor the polynomial by factoring out the greatest common factor,
5
x
+
1
.
(
5
x
+
1
)
(
x
+
1
)
Answered by
1
Answer:
5x²+6x+1=0
5x²+5x+x+1=0
5x(x+1)+1(x+1)=0
(5x+1)(x+1)=0
5x+1=0 or x+1=0
X=-1/5 or x=-1
Step-by-step explanation: hope this helps you please mark me as the brainliest, follow me and mark thanks also. Thank You
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