Mathematics · Algebra

यदि a = 89, b = -69, तथा c = 8 है, तो 9(a + b)2 + 49c2 - 42(a + b)c का मान ज्ञात कीजिए।

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यदि a = 89, b = -69, तथा c = 8 है, तो 9(a + b)2 + 49c2 - 42(a + b)c का मान ज्ञात कीजिए।

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यदि a = 89, b = -69, तथा c = 8 है, तो 9(a + b)2 + 49c2 - 42(a + b)c का मान ज्ञात कीजिए।

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