find the zeros of the polynomials of 2x²+7x+5
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Step-by-step explanation:
Factor
y
=
2
x
2
−
7
x
+
5
Ans: (x - 1)(2x - 5)
Explanation:
y
=
2
x
2
−
7
x
+
5
Since (a + b + c = 0), use the shortcut. One factor is (x - 1) and the other is
(
x
−
c
a
)
=
(
x
−
5
2
)
.
y
=
2
(
x
−
1
)
(
x
−
5
2
)
=
(
x
−
1
)
(
2
x
−
5
)
.
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