Mathematics, 14.07.2020 23:01 ReaLily
Find the exact value of each expression, leaving your answer in surd form where necessary: (a) cos 40° cos 50° – sin 40° sin 50° (b) sin 37° cos 7° – cos 37° sin 7° i wish to know how we find the values of non special trigonometric angles like 15 , 25 ,1 7 like dat?
Answers: 3
Mathematics, 21.06.2019 13:30
Nell has a sales clerk job that pays $12 per hour for regular gas work hours. she gets double time for any hours over 40 that she works in a week. how many hours did nell work if her weekly pay was $744
Answers: 1
Mathematics, 22.06.2019 04:30
Roxanna earns 150% her normal hourly rate for overtime pay. last week, roxanna earned $72.00 in overtime pay for 4 hours. what is roxana's normal hourly pay?
Answers: 1
Find the exact value of each expression, leaving your answer in surd form where necessary: (a) cos 4...
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