All categories

3 years ago

Simplify -2√-45 please

Mathematics

2 answers:

algol [13]3 years ago

8 0

Answer:

l-4l+l-3l??

Step-by-step explanation:

Tatiana [17]3 years ago

4 0

Answer:

$-6\sqrt{5i}$

Step-by-step explanation:

$\sqrt{-45} =3\sqrt{5}i$

$-2$ * $3\sqrt{5i}$

= $-6\sqrt{5i}$

You might be interested in

Fared wants to enrol in a gym. He has two options, gym A that charges AED 50 as a start-up fee and AED 150 per month and gym B t

Ymorist [56]

Answer:

hope it help......................

Its A

3 0

3 years ago

Question:

snow_tiger [21]

Answer:

A (first picture)

Step-by-step explanation:

Based on the picture, the lines are both perpendicular and the red line splits AB into two equal parts (bisects it), so it must represent the perpendicular bisector of AB.

5 0

2 years ago

starting at home, Omar traveled uphill to the gift store for 30 minutes at just 10mph. He then travelled back home along the sam

SashulF [63]

Answer:

average speed for the entire trip is 15 mph

Step-by-step explanation:

Let x be the uphill speed and y be the downhill speed.

We have been given that

Speed of Omar in uphill to reach gift store = x =10 mph

Speed of Omar in downhill to reach his home = y = 30 mph

We know the formula for average speed for the entire trip

$\text{Average speed }=\frac{2xy}{x+y}\\\\=\frac{2\times 10\times 30}{10+30}\\\\=\frac{600}{40}\\\\=15$

Therefore, average speed is 15 mph

6 0

3 years ago

Read 2 more answers

Distribute. -3(-2x - 1)

ANTONII [103]

I believe the answer should be 6x+3

6 0

3 years ago

Read 2 more answers

What is slope of B E with bar above A E in simplest form?

Annette [7]

This is the one
<span>C. Start Fraction 25 over 4 End Fraction
</span>

7 0

3 years ago