AP Police SI previous year question
AXB=A²−B², AYB=A²+B². Value of (9X6)Y(8X5):
Asked in AP Police SI Prelims: 2018 (Paper I & II) · Reasoning
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Correct answer: (B) 3546
9X6=81−36=45. 8X5=64−25=39. 45Y39=45²+39²=2025+1521=3546.
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हिंदी में प्रश्न
AXB=A²−B², AYB=A²+B² है। (9X6)Y(8X5) का मान:
उत्तर जाँचने के लिए किसी विकल्प पर टैप करें।
उत्तर और व्याख्या देखें
सही उत्तर: (B) 3546
9X6=81−36=45। 8X5=64−25=39। 45Y39=45²+39²=2025+1521=3546।
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