2) Calcule.
a) √5 • √2 = √10
b) ⁴√2 • ⁴√8 = ⁴√16 = 2
c)√2 • (√7+2) = √14+2√2
d)³√5 • ³√6 = 3³√30
e)√2 • √8= √16 = 4
f))√2 • √6 • √3= √36 = 6
g) ³√4 • ³√6= ³√24 = 2³√3
h)√5 • (1 + √5)= √5+√25 = √5+5
i) 30√15 ÷ 5√3=
6√15.√3 =
6√45 =
6.3√5 =
18√5
j)√12 ÷ √3= √4 = 2
k)√50 ÷ √2= √25 = 5
l)√49 = 7/5
√25
m) (√7 + √3)²=
(√7)²+2(√7)(√3)+(√3)²
7+2√21+3
10+2√21
17/06/22
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2) Calcule.
a) √5 • √2 = √10
b) ⁴√2 • ⁴√8 = ⁴√16 = 2
c)√2 • (√7+2) = √14+2√2
d)³√5 • ³√6 = 3³√30
e)√2 • √8= √16 = 4
f))√2 • √6 • √3= √36 = 6
g) ³√4 • ³√6= ³√24 = 2³√3
h)√5 • (1 + √5)= √5+√25 = √5+5
i) 30√15 ÷ 5√3=
6√15.√3 =
6√45 =
6.3√5 =
18√5
j)√12 ÷ √3= √4 = 2
k)√50 ÷ √2= √25 = 5
l)√49 = 7/5
√25
m) (√7 + √3)²=
(√7)²+2(√7)(√3)+(√3)²
7+2√21+3
10+2√21
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17/06/22