Question

Help Please! Reduce rational expression,

16 x to the 8 power -21y to the 9 power
____________________ . ______________________
3y to 11 power 10x to the 7 power

Thank you.

Answer 1

Is the (16x^8)/(3y^11) multiplied by the (-21^9)/(10^7)?

Answer 2

yes :)

Answer 3

its actually -21 y to the 9th power

Answer 4

(2*8*x^7*x*(-7)*3*y^9)/(3*y^9*y^2*2*5*x^7)= cancel out 2*x^7*3*y^9
(8x*(-7))/(y^2*5)=-56x/5y^2