Math Problem Statement

g(x)=5x-7;find g(x2+1)

Solution

Given the function g(x)=5x7g(x) = 5x - 7, you need to find g(x2+1)g(x^2 + 1).

Step-by-Step Solution:

  1. Substitute x2+1x^2 + 1 into the function: g(x2+1)=5(x2+1)7g(x^2 + 1) = 5(x^2 + 1) - 7

  2. Distribute the 5: g(x2+1)=5x2+57g(x^2 + 1) = 5x^2 + 5 - 7

  3. Simplify the expression: g(x2+1)=5x22g(x^2 + 1) = 5x^2 - 2

So, the final answer is: g(x2+1)=5x22g(x^2 + 1) = 5x^2 - 2

Would you like further details or have any questions about this process?

Related Questions:

  1. What is the value of g(3)g(3) using the given function g(x)=5x7g(x) = 5x - 7?
  2. How would you find g(a+b)g(a + b) for any aa and bb?
  3. If h(x)=2x2+3x+1h(x) = 2x^2 + 3x + 1, how would you compute h(x+1)h(x + 1)?
  4. What is the inverse of the function g(x)=5x7g(x) = 5x - 7?
  5. How do you graph the function g(x)=5x7g(x) = 5x - 7?
  6. What is the range of the function g(x)=5x7g(x) = 5x - 7?
  7. How would you find the derivative of g(x)=5x7g(x) = 5x - 7 if it were a continuous function?
  8. If g(x)=5x7g(x) = 5x - 7, what is g(2x)g(2x)?

Tip:

When substituting expressions into a function, ensure that you distribute and simplify correctly to avoid errors in the final expression.

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Math Problem Analysis

Mathematical Concepts

Function notation
Linear functions
Substitution

Formulas

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Theorems

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Suitable Grade Level

Grades 7-9