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mahendra meena

· started a discussion

· 1 Months ago

fine (Question:594348.0)

good

Question:
If the roots of the quadratic equation x2 + Ax + B = 0 are tan 30o and tan 15o respectively then the value of A – B is:
Options:
A) 1
B) –1
C) 2
D) 3
Solution:
Ans:(b)


Knowledge Expert

· commented

· 1 Months ago

Dear student
Thanks for the positive feedback.

Best wishes
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