Question

Does anybody know this? ill give brainliest to anyone to answers it correctly

Answer 1

Answer:

25/3

Step-by-step explanation:

not confident if you know please make me correct

Answer 2

Answer:

$25/3.$

Step-by-step explanation:

$if \: x = 5\\ if \: y = 3 \\ then \to \\ {9x}^{2} y {}^{ - 3} = \frac{ {9x}^{2} }{y{}^{3} } = \frac{9 \times {5}^{2} }{ {3}^{3} } \to \\ \\ {9x}^{2} y {}^{ - 3} = {5}^{2}3{}^{ - 1} \\ {9x}^{2} y {}^{ - 3} = \boxed{25/3} \to \: if \: x \: = 5 \: and \: y = 3.$

♨Rage♨