Question

Define Goal Seek and explain how it differs from the Solver tool.

Hint:

\textbf{Goal Seek} changes \textbf{one input value} to reach a desired result, while \textbf{Solver} can adjust \textbf{multiple variables with constraints} to find the optimal solution.

Answer 1

Concept:
Goal Seek and Solver are tools available in spreadsheet applications such as Microsoft Excel that help users perform what-if analysis. These tools allow users to determine the input values needed to achieve a desired result in a formula.

Definition of Goal Seek:
Goal Seek is a tool in spreadsheet applications that finds the value of an input variable required to achieve a specific target result in a formula. It changes one input value to reach the desired output.

Difference between Goal Seek and Solver:

Basis of Difference	Goal Seek	Solver
Purpose	Used to find a single input value needed to achieve a specific result.	Used to find the optimal solution by adjusting multiple variables.
Number of Variables	Works with only one changing variable.	Can work with multiple changing variables.
Complexity	Simpler and easier to use for basic calculations.	More advanced and suitable for complex problems and optimization tasks.
Constraints	Does not allow the use of constraints.	Allows users to apply constraints to control the solution.

Explanation:

Goal Seek:
Goal Seek is used when the user knows the desired result of a formula and wants to determine the input value required to achieve that result.

Solver:
Solver is a more advanced tool that can analyze multiple variables and constraints to determine the best possible solution for complex problems such as optimization and resource allocation.