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Mathematics
Mathematics
Problem
If
16
x
4
−
32
x
3
+
a
x
2
+
b
x
+
1
=
0
16x^4 - 32x^3 + ax^2 + bx + 1 = 0
16
x
4
−
32
x
3
+
a
x
2
+
b
x
+
1
=
0
,
a
,
b
∈
R
a, b \in R
a
,
b
∈
R
has positive real roots only, then
a
−
b
a - b
a
−
b
is equal to : (a) -32 (b) 32 (c) 49 (d) -49
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