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a) √2 + 3√2 + 5√2
= 9√2
b) 5√3 + 3√3 − √3
= 7√3
c) 8√3 + 6 √2 + 12√3 − 4√2
= 20√3 + 2√2
2.
a) √2 + √4 + √8 + √16
= √2 + 2 + 2√2 + 4
= 6 + 3√2
b) √3 + √9 + √27
= √3 + 3 + 3√3
= 3 + 4√3
c) 2√2 + 2√8 + 2√32
= 2√2 + 4√2 + 8√2
= 14√2
= √64
= 8
b) √75 + √27 + √50
= √152
= 2√2.15
c) √192 + √72 + √432 - √32
= √664
= √16.83
= 4√83
2. a) √2 + √4 + √8 + √16
= √30
b) √3 + √9 + √27
= √39
c) 2√2 + 2√8 + 2√32
= √8 + √32 + √128
= √168
= √2.2.2.3.7
= 2√2.3.7
= 2√42
mohon maaf jika salah