Mathematics · Algebra

यदि m2 - n2 = 21 और m - n = 3 है, तो m + n का मान ज्ञात कीजिए।

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यदि m2 - n2 = 21 और m - n = 3 है, तो m + n का मान ज्ञात कीजिए।

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यदि m2 - n2 = 21 और m - n = 3 है, तो m + n का मान ज्ञात कीजिए।

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