I need # 56 and 57 answered. for number 56 the title is solving trigonometric equations by factoring and it wants you to solve equation. steps must be shown for both examples.PLEASE i need it done within hour and a half

Wlnduw Help dPr-ui-whzdnmenTmla V5 56. 4cmsin0+3cos=0 8. 0059: 2 10. ' 9:D.3 3'\" APPLICATIONS 1.2. 9:032 \"'3 57. RefladionnfLight Ithasbecnohscrvcdsimcancicnttim 14- m9: 1 mtlighlrcfractsmr'hndsfasituavclsfmmonc medium 16. mn= manothmmairtowatenfmexampllfulisthespeed ofghtinonemedimnandgisitsspeedinauoermedium, rigonm'icEquaons Solvclhc given acnacmrdmgtoSnell's Law. :ic solutions. sin HI I). 18.c059=l ms: \"1 Mm 2 whcmslhcangleofincidenceandzislhcwlgteof V5 rej'iuction (see me gure). The number alluz is called lhe 20.5in0=T Wafrqmcrionheindcxofrcaconforsevemlsub- slamesisgivcninthelable. 21m9=25 Ifarayoflightpassesthmughtlmsm'faceofalakcatan 24. sin 9 = _0'9 anglcofincidcmc of70\