Question

3) Halla A en :
A= SEN37°+ TG 53°
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TG 37° - SEC 53

DOY 50 PTOS AYUDAMEN :(

Answer 1

  3/5+4/3
--------------=(29/15)/-11/12=-29*12/11*15=-348/165 =-116/55
3/4-5/3

Answer 2

$\frac{3}{5} +\frac{3}{4} =\frac{12+15}{20} = \frac{27}{20}$