Q. $x^2 - 9x + 20 = 0$ या वर्गसमीकरणाची मुळे (Roots) कोणती?

-4, -5

4, 5

2, 10

-2, -10

The correct solution involves applying the fundamental concept to derive the final value step by step...

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Q.x2−9x+20=0x^2 - 9x + 20 = 0x2−9x+20=0 या वर्गसमीकरणाची मुळे (Roots) कोणती?