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horsena [70]
4 years ago
8

Surds see attached 20 points

Mathematics
2 answers:
Over [174]4 years ago
8 0

Answer:

5\sqrt{2} \\45

Step-by-step explanation:

just multiply

Alisiya [41]4 years ago
4 0

Answer:

a) 5√2

b) 135

Step-by-step explanation:

√5·√10 is equivalent to √50, which in turn is equivalent to √25·√2, or 5√2.

√27·√75 can be simplified by factoring:

√3·√9·√3√25, or (because √3·√3 = 3):

(3)(9)(5) = 135

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