Question

please answer my question ​

Answer 1

Answer:

2√18+3√50-5√72

=2√(3×3×2)+3√(5×5×2)-5√(3×3×2×2×2)

=2.3√2+3.5√2-5.3.2√2

=6√2+15√2-30√2

=21√2-30√2

= -9√2

so (B) is the correct answer

Answer 2

Answer:

B

Step-by-step explanation:

2√18+3√50-5√72

2√18 + 3√25×2 - 5√18×4

2√18 + 3×5√2 - 5×2√18

2√18 + 15√2 - 10√18

15√2 - 8√18

15√2 - 8√9×2

15√2 - 8×3√2

15√2 - 24√2

-9√2

please mark me as brainliest...I want only one brainliest answer