In , and .…

MATHEMATICS · Multi correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

In

\Delta ABC

,

\tan B+\tan C=5

and

\tan A\tan C=3

. Then, (1)

\Delta ABC

is an acute-angled triangle. (2)

\Delta ABC

is an obtuse-angled triangle. (3) The sum of all possible values of

\tan A

is

10

. (4) The sum of all possible values of

\tan A

is

9

.

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