Math Problem Statement
if a^2-b^2=2ab, what is the value of (a+b)/(a-b)
Solution
We are given the equation , and we want to find the value of .
Step 1: Use the difference of squares identity
The left-hand side of the equation is a difference of squares, which can be factored as: So, the equation becomes:
Step 2: Solve for
Now divide both sides of the equation by (assuming ) to isolate : Finally, divide both sides by to find :
Thus, the value of is .
Would you like further details or clarifications?
Here are some related questions to explore:
- How does the solution change if ?
- Can this problem be solved geometrically or graphically?
- How would this equation change if instead?
- What would happen if in this equation?
- Can we express in terms of other variables from this equation?
Tip: When dealing with factorizations like difference of squares, always check if the equation can be simplified further!
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Math Problem Analysis
Mathematical Concepts
Algebra
Difference of Squares
Factoring
Formulas
a^2 - b^2 = (a + b)(a - b)
(a + b)/(a - b) = 2ab / (a - b)^2
Theorems
Difference of Squares Identity
Suitable Grade Level
Grades 9-11