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If (x + y) : (x - y) = 11 : 1, then the value of (x² + y²) : (x² - y²) is:

A
61:11
B
36:25
C
11:61
D
121:1
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🇮🇳 हिंदी Hindi Version
यदि (x + y) : (x - y) = 11 : 1 है, तो (x² + y²) : (x² - y²) का मान क्या है?
A
61:11
B
36:25
C
11:61
D
121:1
Mathematics & Logic 301/939
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