A. 48°
B. 58°
C. 32°
D. 52°

Correct Answer: Option C

C. 32°

Explanation

sinθ=cos(90−θ)
sinθ=cos(90−58)
= cos32

SEE ALSO  A binary operation ⊗ is defined by m⊗n=mn+m−n on the set of real numbers, for all m, n ∈ R. Find the value of 3 ⊗ (2 ⊗ 4).

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