Question

Упростите выражение

а) -6(m+4)(m-4)
b) (5a²- b)(b+5a²)-25a^4
d) 0,36n²-(0,6n-n²)(0,6n+n²)

Answer 1

а) -6(m+4)(m-4)=-6(m²-16)=96-6m²
b) (5a²- b)(b+5a²)-25a^4=25a^4-b²-25a^4=-b²
d) 0,36n²-(0,6n-n²)(0,6n+n²)=0,36n²-0,36n²+n^4=n^4