Composition of three functions
1 Answer
We have
\[y = 3x - 2=y = 3(3t + 2) - 2=9t+6-2=9t+4\]
\[=9(3k - 2)+4=27k-18+4=27k-14.\]
So
\[y=27k-14=f(k).\]

4.8K
Join Matchmaticians Affiliate Marketing
Program to earn up to a 50% commission on every question that your affiliated users ask or answer.
- 1 Answer
- 346 views
- Pro Bono
Related Questions
- Function Invertibility/Inverse & Calculus, One question. Early Uni/College level
- Optimization of a multi-objective function
- piceiwise function, graph
- Equation of the line tangent to a circle
- Find H $\langle H \rangle=P+\frac{1}{AD} \sum_{i=0}^{D} ( \sum_{j=0}^{A} ((j-i)Step(j-i)))$
- Mechanical principle help (maths)
- Question 3
- Find an expression for the total area of the figure expressed by x.