Answer:
its D. 6
Explanation:
got it right on edge 2021
f(x) = 3x²
g(x) = 4x³ + 1
f(g(x)) = 3.(4x³ + 1)²
As we know
(a + b)² = a² + 2.a.b + b²
So,
(4x³ + 1) = (4x³)² + 2.4x³.1 + 1² =
f(g(x)) = 3.()
The degree is the maximum exponent, so, 6.
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