Question

please work out these​

Answer 1

Answer:

36

Step-by-step explanation:

$v = a {(b - 5)}^{2} \\ = > v = 4 {(8 - 5)}^{2} \: \: \: \: \: \: \: \: (given \: a = 4 \: and \: b = 8) \\ = > v = 4 \times {(3)}^{2} \\ = > v = 4 \times 9 \\ = > v = 36$