Q.Solve: $x^2 - 10x + 21 = 0$

x=3 or x=7

x=1 or x=21

x=2 or x=9

x=4 or x=6

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

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Q.Solve: x2−10x+21=0x^2 - 10x + 21 = 0x2−10x+21=0