Question

98x2 + 4 = 5 - 46x2 solve this by factorisation method
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Answer 1

Step-by-step explanation:

98x2 + 4 = 5 - 46x2

=> 98x2 + 46x2 - 5 + 4 = 0

=> 144x2 - 1 = 0

=> (12x)2 - (1)2 = 0

=> (12x-1)(12x+1) = 0

=> 12x - 1 = 0 or 12x + 1 = 0

=> 12x = 1 or 12x = -1

=> x = 1/12 or -1/12