thuc hien phep tinh
(x+8)(x-2y)
Thuc hien phep tinh sau:
( 163 - 642) :83
thuc hien phep tinh \(\frac{4x-8}{x+5}\)* \(\frac{25-x^2}{2x-x^2}\)
\(\frac{4x-8}{x+5}\)* \(\frac{25-^2}{2x-^2}\)thuc hien phep tinh nay ai giai giup mk vs
thuc hien phep tinh nhan don thuc vs da thuc
3xn(6xn-3+1)-2xn(9xn-3-1)
thuc hien phep tinh A=1/(a-b)(a-c)+1/(b-a)(b-c)+1/(c-a)(c-b)
Thuc hien phep tinh
(x-\(\frac{1}{2}\))(2x-1)thuc hien phep tinh:3*x^2*(6*x^(n-3)+1)-2*x^n*(9*x^(n-3)-1)
Thuc hien phep tinh sau ( ko dung may tinh)
( 7.35 -34 +36) :34
