Question

(v)
cos38° + sin 120°
2sin52° +
$cos38 + sin120$


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Answer 1

Answer:

Step-by-step explanation:

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Answer 2

Answer:cos38+sin120+2sin52+cos38+

Sin120

=√3/2+√3/2+2cos38+2sin52...(sin120=√3/2......sin120=sin(180-60)

=√3+2(cos38+sin52)

=√3+2(cos38+cos38)........(sin52=cos38)

=√3+4cos38

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