Given that for a, b, c, d ∈ R. if a sec (190°) – c tan (190°) = d and b sec( .... VIDEO
Given that for a, b, c, d ∈ R. if a sec (190°) – c tan (190°) = d and b sec( 190°) + d tan (190°) = c, then find the value of a2+b2+c2+d2bd-acsin20°. 📲PW App Link - https://bit.ly/YTAI_PWAP 🌐PW Website - https://www.pw.live
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