Question

a/b+c/d=b/a+d/c,then prove that a3/b3+c3/d3=b3/a3+d3+c3.

Answer 1

help me yeer

Answer 2

Do you mean d3/c3 not d3+c3?

Answer 3

wait.
i'm doing it for you

Answer 4

hey dumbcow, can you help me with my question above?

Answer 5

For first statement, combine fractions on both sides and simplify leaving
bd = ac
thus
b^3d^3 = a^3c^3
b^3/a^3 = c^3/d^3
substitute into second statement to complete proof

Answer 6

Now see.

Answer 7

are you satisfied now?