Math Problem Statement

Use the following function rule to find g(p - 9). Simplify your answer. Given g(n) = n^2 + 8, find g(p - 9).

Solution

The problem provides the function g(n)=n2+8g(n) = n^2 + 8 and asks for g(p9)g(p - 9).

Solution:

  1. Substitute n=p9n = p - 9 into the function: g(p9)=(p9)2+8g(p - 9) = (p - 9)^2 + 8

  2. Expand (p9)2(p - 9)^2: (p9)2=p218p+81(p - 9)^2 = p^2 - 18p + 81

  3. Substitute back and simplify: g(p9)=p218p+81+8g(p - 9) = p^2 - 18p + 81 + 8 g(p9)=p218p+89g(p - 9) = p^2 - 18p + 89

Answer:

g(p9)=p218p+89g(p - 9) = p^2 - 18p + 89

Would you like more details on this solution or have any questions?

Related Questions:

  1. What is the process for expanding binomials like (p9)2(p - 9)^2?
  2. How would the answer change if the function was g(n)=n28g(n) = n^2 - 8?
  3. How do you find g(a+b)g(a + b) if g(n)=n2+cg(n) = n^2 + c for a constant cc?
  4. What if g(n)=2n2+3n+5g(n) = 2n^2 + 3n + 5; how would g(p9)g(p - 9) change?
  5. Can you provide another example with different values substituted in nn?

Tip:

When substituting variables, carefully expand and simplify expressions to avoid errors in algebraic manipulation.

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Math Problem Analysis

Mathematical Concepts

Functions
Algebra
Quadratic Expressions

Formulas

g(n) = n^2 + 8
(a - b)^2 = a^2 - 2ab + b^2

Theorems

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Suitable Grade Level

Grades 9-10