1.

4√5 3√2 3√5 + 5√2 simlify

Answer»

Answer:

11

Step-by-step EXPLANATION:

(4√5-3√2)(3√5+5√2)

=4√5(3√5+5√2)-3√2(3√5+5√2)

=12×5+20√10-9√10-15√4

=60+20√10-9√10-15×2

=60+20√10-9√10-60

=60-60+20√10-9√10

=20√10-9√10

=11



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