Mathematics · Mathematical Operations

दिए गए दो संख्याओं '1' और '9' को आपस में बदलने पर, निम्नलिखित में से कौन सा समीकरण सही नहीं होगा?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

9 - 1 + 7 = -3

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