Question

if √80=k√x, then k=​
A)2
B)4
C)8
D)16

Answer 1

Answer:

4

Step-by-step explanation:

√80=√2×2×2×2×5

=4√5

√80=k√x

√80=4√5

therefore k=4

Answer 2

Your Answer:

Option B ( k=4)