The normal equations for a straight line y = ax + b are: – McqOptions

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1.	The normal equations for a straight line y = ax + b are:
A.	y = a x + nb and xy = a x<sup>2</sup> + b x
B.	xy = a x + nb and y = a x<sup>2</sup> + b x
C.	y = a x + nb and xy = a x<sup>2</sup> + b xy
D.	y = a x + nb and x2y = a x<sup>2</sup> + b x
Answer» B. xy = a x + nb and y = a x<sup>2</sup> + b x

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