Questions asked by Alisha Diphda
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How do you prove
tan
x
+
sin
x
2
tan
x
=
cos
2
(
x
2
)
?
How do you prove sin3x=3cos^2xsinx-sin^3x?
How to prove (tan^3x-cot^3x)/(tan^2x+csc^2x)=tanx-cotx?
How do you solve
cos
3
x
−
2
sin
x
−
0.7
=
0
?
How do you solve this and write in factored form? Sec^2x-secx+tan^2x