Question

please answer correctly.
ignore extra writing​

Answer 1

Hey mate here's ur answer....

Hope it helped u....☺️☺️

Answer 2

5cos²60+4cos30-tan²45/sin30+cos²60

5*(1/2)²+4*(√3/2)²-(1)²/(1/2)²+(1/2)²

5*1/4+4*3/4-1÷1/4+1/4

5/4+3-1÷1/2

5/4+2÷1/2

5+8/4÷1/2

13/4÷1/2

13/4*2/1

13/2

=6.5