SOLUTION: For what value(s) of k will the relation not be a function? R = {(k–8.3+2.4k, −5), (−3/4k, 4)}

Algebra.Com
Question 1100840: For what value(s) of k will the relation not be a function? R = {(k–8.3+2.4k, −5), (−3/4k, 4)}

Answer by Boreal(15235)   (Show Source): You can put this solution on YOUR website!
When the two x coordinates are equal, it won't be a function, since they would have two different outputs for the same input.
k-8.3+2.4k=-(3/4)k
4.15k=8.3
k=2 ANSWER
when k=2, the x coordinates are -1.5 and -1.5

RELATED QUESTIONS

For what value(s) of k will the relation not be a function? B = {(0.5k-5, 10), (k+7,... (answered by jim_thompson5910)
solve for k 4k+3/6+4k-8/9=5k-4/3-k-3/2 a. k=-4 b. k=-10 c. k=44 d.... (answered by jim_thompson5910)
Suppose in a proof of the summation formula 1 + 5 + 9 + ... + (4n - 3) = n(2n - 1) by... (answered by robertb)
If the slope of a line through (-3,-4k) and (5,8) is -2/3, what is the value of... (answered by JBarnum)
Evaluate the function. Find f(k - 1) when: f(x) = 4x^2 - 3x - 3 A) f(k - 1) = 4k^2 - (answered by Earlsdon)
You are given this formula: R = {(5k + 3, 4), (3k - 5, 7)}. Which equation would find the (answered by solver91311)
Determine the value of k so that x^2 –3x – 4k divides x^3 –37x... (answered by drk,edjones)
Number Theory 2.(2017 Putnam)Evaluate the sum \[ \sum_{k=0}^{\infty} \left( 3\cdot... (answered by ikleyn)
if k is a positive integer, which of the following must represent an even integer that is (answered by sudhanshu_kmr)