we are given
Area is 1.89
now, we can use area formula
now, we can solve for c
we will get
.............Answer
I need an answer right now!!!
2 answers:
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Answer:
f(f(x)) = 27 + 18x² + 4
Step-by-step explanation:
To find f(f(x)) substitute x = f(x) into f(x) , that is
f(3x² + 1)
= 3(3x² + 1)² + 1 ← expand parenthesis using FOIL
= 3(9 + 6x² + 1) + 1 ← distribute parenthesis by 3
= 27 + 18x² + 3 + 1 ← collect like terms
= 27 + 18x² + 4