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√9 +4√5 =a +√b tính a×b

√9 +4√5 =a +√b tính a×b
asked 149k views
2 votes
√9 +4√5 =a +√b tính a×b

asked
User Dragos Rusu
by
7.2k points

1 Answer

5 votes

Answer:

240

Explanation:

√9 +√4^2 × 5=

√9 + √16×5=

3 + √80 comparing with a +√b

a= 3

b= 80

therefore a×b= 3×80= 240

answered
User Joshua Davies
by
8.0k points
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