how many sleep do we take in our whole life time?
shrutika5
Asked:
December 2022
for sum of :- 7a^2 + b^2 -7ab^2 4a^2b And. -3a^2 +gb^2 +2ab^2 +4a^2b subtracted from 5a^2+ 5ab^2+b^2
add :- (2x^y -7x^2 +9y^2- 12y^2x)+(3y^2+20x^2y+3x^2-4y^2x)
describe rumination process in herbivores animals