SOLUTION: What are the y intercepts of the equation 9x^2-4y^2=36 ? Please solve and explain how to get to the answer thanks

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Question 237324: What are the y intercepts of the equation 9x^2-4y^2=36 ?
Please solve and explain how to get to the answer
thanks
Answer by rapaljer(4671) About Me  (Show Source):
You can put this solution on YOUR website!
The y-intercept is where x=0.

In this case 9x%5E2-4y%5E2=+36, if x=0, then you have
-4y%5E2+=+36
y%5E2+=+-9

There are NO REAL SOLUTIONS for which y^2 can possibly equal a negative number. therefore, there are NO y-intercepts.

Dr. Robert J. Rapalje, Retired
Seminole State College of Florida
Altamonte Springs Campus