2-70. As the connected complexity of mathematical concepts evolve, your mathematical knowledge evolves as well. Previous knowledge provides the necessary skills to acquire new learning. If necessary, review the Function Notation Skill Builder, available at cpm.org, to strengthen your understanding of this topic. Let f(x) = 4x + 7 and g(x) = x2 - 3. a. Evaluate f(12) - 8(2). Evaluate g(f(-1)). C. Write an equation for f(w + 2). d. Write an equation for g(k + 5)