Question
Download Solution PDFcos (A + B) = 0 మరియు sin (A - B) = 0 అయితే, కోణం A మరియు కోణం B యొక్క విలువ ఎంత? (0 డిగ్రీ
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFఇచ్చినవి:
cos (A + B) = 0 మరియు sin (A - B) = 0
ఉపయోగించిన భావన:
cos 90° = 0
sin 90° = 1
గణన:
cos (A + B) = 0 మరియు sin (A - B) = 0
ఉపయోగించిన భావన:
cos (A + B) = 0
cos (A + B) = cos 90°
A + B = 90° ............(సమీకరణం 1)
sin (A - B) = 0
sin (A - B) = sin 0°
A - B = 0° ............(సమీకరణం 2)
1 మరియు 2 సమీకరణాలను పరిష్కరించడం ద్వారా.
A = 45°
B - 45°
∴ ఎంపిక 2 సరైన సమాధానం.
Last updated on Jul 22, 2025
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