Question

timed problem
score: 2/10 current time: 91.6
select the most simplified equivalent.
-4√7·7
answer
-28√49
-28√7
-4√7·7
-4√49

Explanation:

Step1: Multiply constants outside radical

$-4 \times 7 = -28$

Step2: Keep radical term unchanged

$\sqrt{7}$ remains as is

Step3: Combine terms for simplified form

$-28\sqrt{7}$

Answer:

$-28\sqrt{7}$