Question

What is the value of tan 15 tan 60 tan 90

Answer 1

The value of tan 15 is not in grade 10 syllabus.
tan 60 =
$\sqrt{3}$

tan 90 =
$\infty$

Answer 2

Sry don’t know value of tan 15 . Tan 60= root 3 &tan 90 = not defined