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Mathematics
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solve by isolating x^2, then square root 16 = 8x^2 + bx^2 16 = (8 + b)(x^2) 16 / (8 + b) = x^2 now exponentiate both sides to 1/2 4 / sqrt(8 + b) = x
d is correct option
rationalizing the denominator gives D as correct
thank u for explaing @erik.johnson
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