Saturday 16 December 2017

PERFECT SQUARES 1



What must be added to x+ 14x to make the expression a perfect square?

Solution

a=1, b=14,c=?

b2 = 4ac

(14)2 = 4 x 1 x c

196 = 4c
196 = 4c
 4       4

49 = c

Hence number to be added is 49

TRY THIS……………………


What must be added to x+ 32x to make the expression a perfect square?   

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