A) x^2 + y^2 = 80
B) x * y = 12
What is x^2 -y^2?
B) x * y = 12
So y = 12 / x
A) x^2 + (12/x)^2 = 80
x^2 + (12/x)^2 = 80
x^2 + (144/x^2) = 80
Multiplying each side by x^2
x^4 + 144 = 80x^2
x^4 -80x^2 + 144 = 0
X = 1.355 (found by trial and error)
Y =
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<span>
8.85608</span></span></span> (found by trial and error)
Answer:
- is the answers for the question
Step-by-step explanation:
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Answer:
3.5%
Step-by-step explanation:
4000*3.5% =1400
4000-1400=2600 percentage rosie loss 3.5%
Answer: The y intercepts would be: ( 0 , -2 ).
The x intercepts would be: ( 1 , 0 ).
Step-by-step explanation:
