Question

Evaluate 2/3(cos430-sin4 45)-3(sin2 60-sec2 45)+1/4cot2 30​

Answer 1

please say me thank you please

Answer 2

=5/29+9/2

=113/29

given

cos30=√3/2

sin45=1/√2

sin60=√3/2

cot30=√3