Question

ff*q'and 'B'are roots of ax² + bx+c=0,and roots differ by k then b² - 4ac =
side of
5.
If ac0 and b2 - 4ac <0 then the graph of y=ax² + bx+c lies entirely
x-axis.
progression
6.
The reciprocals of the terms of a G.P are in
he
is
8.
If A and G be the A.M and G.M between two positive numbers,
then the numbers are
9.
The sum (Sc) of infinite terms of A.G.P, (r<1)then S is
10.
If the sum of 'n' terms of a sequence is S = an? + bn+c,then the
sequence is in
progression
11.
tan15º = cot75º =​

Answer 1

Explanation:

it is too long

can't understand the question

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