BarberaMillikan279
Answered

At Westonci.ca, we make it easy to get the answers you need from a community of informed and experienced contributors. Connect with a community of experts ready to provide precise solutions to your questions on our user-friendly Q&A platform. Our platform provides a seamless experience for finding reliable answers from a network of experienced professionals.

D33
What is the length of th emajor ais of the ellipse whose equation is 10x² + 20y² =200?
A. 3.16
B. 4.47
C. 6.32
D. 8.94
E. 14.14

Sagot :

crisforp
10x² + 20y² =200 / ÷ 200 ;
x^2 / 20 + y^2 / 10 = 1 ;
x^2 / [tex] ( \sqrt{20} )^{2} [/tex] + y^2 / [tex] ( \sqrt{10} )^{2} [/tex] = 1 ; 
b = [tex] \sqrt{20} [/tex] ; a = [tex] \sqrt{10} [/tex] ;
Major axis is 2a = 2[tex] \sqrt{10} [/tex] ;
Thank you for your visit. We're committed to providing you with the best information available. Return anytime for more. We appreciate your time. Please come back anytime for the latest information and answers to your questions. Thank you for choosing Westonci.ca as your information source. We look forward to your next visit.