Question

novia

國二上數學

3. 算式(-8)+(-4)之值為何?
(A)-16-16/2
(B)-16+16/2
(C) 16-16/2
(D) 16 + 16/2

Answer 1

✨ Best Answer ✨

Mer

-√8= -2√2，-√4= -2
(-2√2)(-2√2)(-2√2)+(-2)⁴= -16√2+16
=16-16√2，答案為C