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39 votes
39 votes
√5 • -4√20

PLEASE SHOW STEP BY STEP ON HOW YOU SOLVED THE EQUATION​

User Nagyf
by
2.8k points

2 Answers

14 votes
14 votes

Hi ;-)

√5 · (-4√20) = -4√(5 · 20) =

= -4√100 = -4 · 10 = -40

User Nachiket Gohil
by
3.3k points
12 votes
12 votes

Answer:

-40

Explanation:


√(5) * - 4 √(20)

Multiplication is commutative.


- 4 √(20) * √(5)

Apply Profuct Rule


- 4 √(100)

Simplify sqr root of 100


- 4 * 10 = - 40

User Adam Hughes
by
2.9k points