Toán Lớp 9: Rút gọn các biểu thức sau:
a) (2√9+3√36) :6 – √4
b) 2(5√16-4√25) + √64
c) √12-√3
d) 2015+ √36 – √25
e) 5√8+ √50-2√18
f) √27-2√12-√75
i) 2√3-4√27+5√48
g) √8-√18+2√32
h) (3√50-5√18+3√8)√2
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Toán Lớp 9: Rút gọn các biểu thức sau:
a) (2√9+3√36) :6 – √4
b) 2(5√16-4√25) + √64
c) √12-√3
d) 2015+ √36 – √25
e) 5√8+ √50-2√18
f) √27-2√12-√75
i) 2√3-4√27+5√48
g) √8-√18+2√32
h) (3√50-5√18+3√8)√2
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