Which expression is equivalent to √-80 O 4√5 O -4√√51 4√√51 O 4√√5

Mathematics

1 answer:

Marat540 [252]2 years ago

7 0

Answer: $4i\sqrt{5}$

Step-by-step explanation:

$\sqrt{-80}\\\\=\sqrt{-1} \sqrt{80}\\\\=\sqrt{-1} \sqrt{16} \sqrt{5}\\\\=4i\sqrt{5}$

You might be interested in

What is the answer to the equation -2x-8=-10

Oxana [17]

You need to get "x" by itself on one side

$-2x-8=-10$

Add positive eight on both sides---because its the opposite of negaitve

$-2x-8+8=-10+8$

$-2x=-2$

Divide -2 by -2

-2÷-2=1

<u> $x=1$ </u>

6 0

4 years ago

Are you able to write?

Volgvan

Answer:

Well isn't anyone able to write?

3 0

4 years ago

Read 2 more answers

Is this table proportional?

Alborosie

Yes because x NEVER repeats.

6 0

3 years ago

Convert the decimal below to a fraction in simplest form. 0.689

JulsSmile [24]

Answer:

689 / 1000 is the answer

Step-by-step explanation:

zzzzzzzzzzzzz

4 0

3 years ago

How many different sandwiches can you make using one spread, one type of bread, and one type of meat?

kykrilka [37]

You can make 9 sandwiches

6 0

4 years ago