Question

Simplify: 12 √18 – 6 √20 – 3 √50 + 8√45 .


With steps ​

Answer 1

Answer:

12

18

−6

20

−3

50

+8

45

=12

9×2

−6

4×5

−3

25×2

+8

9×5

=36

2

−12

5

−15

2

+24

5

=

2

(36−15)+

5

(24−12)

=21

2

+12

5

Answer 2

Answer:

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