Question

Can someone help me pls

Answer 1

Answer:
`\bold{k=(Fr^2)/(qQ)}`

Explanation:

Isolate k by multiplying both sides of the equation by
`(r^2)/(qQ)`

`F=k(qQ)/(r^2)\\\\\\F\bigg((r^2)/(qQ)\bigg)=k(qQ)/(r^2)\bigg({(r^2)/(qQ)\bigg)`

`\large\boxed{(Fr^2)/(qQ)=k}`