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In Find the values of a and b from the quadratic equation 2x2 - 5x + 7 = 0ill) Find, if fixi = 252 and Efi = 420.iv) If for an A. P. d = 10. What is the value of to - ty?​

Answer»

ANSWER:

Given 2X

2

−5x+7=0

The standard quadratic EQUATION is ax

2

+bx+c=0

by COMPARING we get a=2,b=−5,c=−7

∴ a=2,b=−5



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