Determine the value(s) of the variable for which a) the expression equals zero. b) the expressio

Name: Problem 21, Chapter 8: Beginning and Intermediate Algebra
Uploaded: 2020-06-29T02:50:40-08:00
Duration: 3 min 3 s
Channel: Sherrie Fenner
Description: Determine the value(s) of the variable for which a) the expression equals zero. b) the expression is undefined. (r+10)/(2 r^2-5 r-12)

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Sherrie Fenner · Accepted Answer

step 1 All right, so we have R plus 10 over 2r squared, 2r squared minus 5r minus 12. So for part A, if

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