Question

сократить дробь а-16а^1/2 делим на 5a^1/4 +20

Answer 1

(a^1/2)^2-16a^1/2}/5(a^1/4+4)=a^1/2((a^1/4)^2-4^2)}/5(a^1/4+4)=a^1/2*(a^1/4+4)(a^1/-4)}/5(a^1/4+4)=1/5a^1/2(a^1/4-4)=1/5(a^3/4-4a^1/2)