Question

Express p as the subject of the formula
q= p² - r ÷ t​

Answer 1

p =
`\sqrt{q +(r)/(t) }`

Explanation:

q=
`p^(2)`- r÷ t using BODMAS

q =
`p^(2)` - (r/t)

q + r/t =
`p^(2)`

p=
`\sqrt{q+(r)/(t) }`