Find the vertices and foci of the hyperbola with equation quantity x plus 1 squared divided by 225 minus the quantity of y plus
5 squared divided by 400 = 1
1 answer:
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Answer:
a = 15
Step-by-step explanation:
This is your given:
You are going to want to get a alone to get what a equals.
Multiply 3 on both sides to get the a alone