Question

2. Find x, if f(x) = g(x) where
f(x) = x4 + 2x², g(x) 11x2​

Answer 1

Answer:

x =3

Step-by-step explanation:

=> f(x) = g(x)

=> x⁴ + 2x² = 11x²

=> x⁴ = 11x² - 2x²

=> x⁴ = 9x²

=> x² = 9

by neglecting x² both sides

=> x = √9

=> x = 3

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