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Problem
Problem
How many real solutions does the equation
x
7
+
14
x
5
+
16
x
3
+
30
x
−
560
=
0
x^7 + 14x^5 + 16x^3 + 30x - 560 = 0
x
7
+
14
x
5
+
16
x
3
+
30
x
−
560
=
0
have? a. 1 b. 3 c. 5 d. 7
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