Find the product of all positive integer values of $c$ such that $8x^2+15x+c=0$ has two real roots.
Question:
Find the product of all positive integer values of $c$ such that $8x^2+15x+c=0$ has two real roots.
Answer:
Let's think step by step.

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Find the product of all positive integer values of $c$ such that $8x^2+15x+c=0$ has two real roots.
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