Question

simplify : (2√5 + 5√2)(7√5-3√2).​

Answer 1

Answer:

==:  (2√5 + 5√2) (7√5 - 3√2)

==: 70 - 6√10 + 35√10 - 30

==: 40 + 29√10

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Answer 2

Answer:

40+29√10

Step-by-step explanation:

(2√5 + 5√2)(7√5-3√2)

=2√5(7√5-3√2)+5√2(7√5-3√2)

=( 14×5 )-( 6√10 )+ (35√10) - (15 × 2)

= 70- 6√10+35√10-30

= 70-30 +29√10

=[40+29√10]

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