y2/52 - x2/72 = 1
you
x2/242-y2/62=1
x2/172 - y2/b2 = 1 for some constant b.
x^2/11^2 - y^2/5^2
True
you
x2/242-y2/62=1
x2/242-y2/62=1
x2/172 - y2/b2 = 1 for some constant b.
x^2/11^2 - y^2/5^2
y^2/15^2 - x^2/6^2 = 1
True
true
x2/132-y2/152=1
difference between
a - b
true