Math Problem Statement

Given h, of, x, equals, minus, 2, x, plus, 1h(x)=−2x+1, find h, of, 4h(4).

Solution

To find h(4)h(4), substitute x=4x = 4 into the function h(x)=2x+1h(x) = -2x + 1:

h(4)=2(4)+1h(4) = -2(4) + 1

h(4)=8+1h(4) = -8 + 1

h(4)=7h(4) = -7

So, h(4)=7h(4) = -7.

Would you like to explore further steps or details? Here are 5 related questions to consider:

  1. What is the domain and range of the function h(x)=2x+1h(x) = -2x + 1?
  2. How does the graph of h(x)h(x) look like in a coordinate system?
  3. Can we determine the slope and y-intercept of h(x)h(x)?
  4. How do we find h(a)h(a) for any value of aa?
  5. How would h(x)h(x) change if the function were h(x)=2x1h(x) = -2x - 1?

Tip: When solving linear equations, always identify the slope and intercept to help understand the function visually.

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Math Problem Analysis

Mathematical Concepts

Linear Functions
Substitution

Formulas

h(x) = -2x + 1

Theorems

Basic principles of evaluating linear functions

Suitable Grade Level

Grades 6-8