Question
Download Solution PDFजर \(\sin A = \frac{1}{{\sqrt 2 }}\) आणि \({\mathop{\rm cos}\nolimits} B = \frac{{\sqrt 3 }}{2}\) असेल, तर, (A + B)º चे मूल्य शोधा.
A. 60º
B. 75º
C. 105º
D. 90º
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFदिलेले आहे:
sin A = 1/√2
cos B = √3/2
वापरलेली संकल्पना:
गणना:
वापरलेल्या संकल्पनेनुसार,
जर sin A = 1/√2
⇒ A = 45°
पुन्हा, cos B = √3/2
⇒ B = 30°
(A + B)° ची बेरीज = 45° + 30° = 75°
∴ (A + B)° चे मूल्य 75° असेल.
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