jamyangnorzin jamyangnorzin

09-11-2021
Mathematics

contestada

product formula.
a) 2sin48° cos12°
help me.....(step by step)

Respuesta :

devishri1977 devishri1977

09-11-2021

Answer:

Step-by-step explanation:

2SIn A Cos B = Sin (A + B) + Sin (A - B)

2 Sin 48 Cos 12 = Sin (48 +12) + Sin (48 -12)

= Sin 60 + Sin 36

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