化简 2sqrt(5)(sqrt(3)+8sqrt(4))

解答

化简

25 (3 + 84)

25 (3 + 16)

十进制

79.30014 \dots

求解步骤

25 (3 + 84)

4 = 2

= 25 (3 + 8 \cdot 2)

数字相乘:

8 \cdot 2 = 16

= 25 (3 + 16)

f a c t or r^{2} + r

s im pl i f y x y^{- 6}

s im pl i f y \frac{4 x}{2 x + 3} + \frac{7}{2 x + 3}

f a c t or 33 + 3 i

e x p an d (m - 2 n)^{2}