Question

The multiplicative inverse of 5 by 7

Answer 1

Answer:

Hello mate.

Step-by-step explanation:

F

air

=

4πϵ

0

1

r

2

q

1

q

2

F

water

=

4πϵ

1

r

2

q

1

q

2

[ε⟶Permitivity of water]

ε=kε

0

∴F

air

=KF

water

∴F

air

>F

water

Answer 2

Answer:

$\frac{5}{7} \\ multiplicative \: inverse = \frac{7}{5}$