plz help a, b, c, and d are real numbers and a > c, b> d, a/b = c/d = r Prove that a-c / b-d = r
Follow Math Help Forum on Facebook and Google+
Originally Posted by jenjen plz help a, b, c, and d are real numbers and a > c, b> d, a/b = c/d = r Prove that a-c / b-d = r Please use parenthesis. What you wrote is To write it as you intended write (a - c)/(b - d) = r. means that means that So -Dan
Hello, jenjen! What have you tried? . . It's fairly straight-forward. are real numbers, and: . Prove that: . From , we have: . .[1] From , we have: . .[2] Subtract [2] from [1]: . Therefore: .
To Topsquark: Hi, thank you so much Topsquark. You save my life! To Soroban: I agreed with you. It is straightforward but then sometimes I can't see through simple problems. I often make math problems more complicated than it is and fool myself.
View Tag Cloud