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5 Apr 2020
Equations That Are Identities. You have encountered many identities in this course. Which of the following equations do you recognize as identities? For those that you think are identities, test several values of the variables to confirm that the equation is true for those variables.
Equations That Are Identities. You have encountered many identities in this course. Which of the following equations do you recognize as identities? For those that you think are identities, test several values of the variables to confirm that the equation is true for those variables.
Nelly StrackeLv2
28 May 2020
=0 is of quadric type. We can solve it by letting 
and 
, and factoring. Or we could solve for 
, square each side, and then solve the resulting quadric equation. Solve the following equations using both methods indicated, and show that you get the same final answers.
quadratic type; solve for the radical, and square.
quadratic type; multiply by LCD
and sides 
and 
.
and 
, use these criteria to find the range of values of 
has two solutions, one solution, or no solution.