CEE Kerala Engineering
CEE Kerala Engineering Solved Paper-2003
question_answer
Let N be the number of quadratic equations with coefficients from {0, 1, 2, ..., 9} such that zero is a solution of each equation. Then the value of N is:
A) infinite
B) 29
C) 90
D) 900
E) 81
Correct Answer:
C
Solution :
Required number of quadratic equation, \[N=9\times 10\] \[=90\]