elizabethabdullahi3
elizabethabdullahi3 elizabethabdullahi3
  • 24-10-2022
  • Mathematics
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solve the following equations
(a)sin y=cos 26°
(b) cos 2 ∅=sin 7 ∅
(c)sin 2 ∅-cos 3∅= 0
(d)sin a = cos (a-20) ​

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