Thursday, 10 November 2016

PERFECT SQUARES 2


If 16x2 + 24x + t is a perfect square, find t

Solution

a = 16, b = 24, c = t.

b2 = 4ac

(24)2 = 4 x 16 x t

576 = 16t

576 = 16t
16      16
        
36 = t 

Hence t = 36


TRY THIS………………….. 


If 49x2 + 28x + w is a perfect square, find w 


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