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Let am (m = 1, 2, ,p) be the possible in...

Let `a_m (m = 1, 2, ,p)` be the possible integral values of a for which the graphs of `f(x) =ax^2+2bx +b` and `g(x) =5x^2-3bx-a`meets at some point for all real values of b Let `t_r = prod_(m=1)^p(r-a_m )` and `S_n =sum_(r=1)^n t_r. n in N` The minimum possible value of a is

A

8

B

9

C

10

D

15

Text Solution

Verified by Experts

The correct Answer is:
C
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