Dayv O. answered • 05/21/22
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Caring Super Enthusiastic Knowledgeable Trigonometry Tutor
sinAcosB-cosAsinB
same as sin(A-B)
answer is sin(4)
0000 A.
asked • 05/21/22Which of the following is equivalent to (sin 12⁰)(cos 8⁰) - (cos 12⁰)(sin 8⁰)?
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Raymond B. answered • 05/21/22
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Math, microeconomics or criminal justice
sin(x-y) = sinxcosy -sinycosx
= sin12cos8- sin8cos12
= (.21)(.99) - .14(.98)
= .21-.14
= .07
.07
= 7/100
= the solution
if you have several choices, go for the one closest to .07
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