Answer:
Step-by-step explanation:
A coefficent is the number in front of the letter and a constant is just a number
Answer:
Y=(x+4)*2-3
=x*2+8x+16-3
=x*2+8x+13
So the standard form is B
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
Answer:
ghfdcvbnmbvhcggggggggggggggggggv
Step-by-step explanation: