1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
lisov135 [29]
3 years ago
14

What is the square root of -16 -8i -4i 4i 8i Pls explain tooo

Mathematics
1 answer:
erik [133]3 years ago
3 0
4i,
Simplify the radical by breaking the radicand up into a product of known factors, assuming positive real numbers.
You might be interested in
$8,425 divided by $10.25 <br><br> please show your work
noname [10]
The answer is 821.95 

7 0
3 years ago
Help I forgot how to do this​
lakkis [162]

Answer:

number 5 is 11 and number 6 is 16

Step-by-step explanation:

you substitute a for 4 bc a equals 4 and than finish the equation 4+7=11

6. you substitute b for 2 and c for 8 and multiply which than is 16

4 0
3 years ago
Find the area of each sector. Round your answers to the nearest tenth. ​
nata0808 [166]

Answer:

Area of sector = 102.6 feet squared

Step-by-step explanation:

Given:

Radius of circle = 14 ft

Angle θ = 60°

Find:

Area of sector

Computation:

Area of sector = [θ/360]πr²

Area of sector = [60/360](22/7)(14)²

Area of sector = [1/6][22/7][196]

Area of sector = 102.6 feet squared

3 0
3 years ago
Factor the GCF: 21x3y4 + 15x2y2 − 12xy3.
-Dominant- [34]
Ugh, these questions.

21x^3y^4 + 15x^2y^2 - 12xy^3

3xy^2 (7x^2y^2 + 5x - 4y)

Clearing up clutter...

3xy² (7x²y² + 5x - 4y)

That's your answer.  Thanks for working my brain. ;)
6 0
3 years ago
Read 2 more answers
University officials say that at least 70% of the voting student population supports a fee increase. If the 95% confidence inter
baherus [9]

Answer:

The interval estimate is above 70%, so infer that it will be supported.

Step-by-step explanation:

The evidence that 95% confidence interval estimating the proportion of students supporting the fee increase is [0.75, 0.85] supports university officials' claim that at least 70% of the voting student population supports a fee increase.

Therefore we can infer that a fee increase will be supported.

4 0
3 years ago
Other questions:
  • Four friends stay at the Pickled Parrot Hotel for a night and each
    12·1 answer
  • What is the slope of the linear function that passes through the points (9, -2) and (-4,-6)?
    14·1 answer
  • Which statements are true? Check all that apply. All rectangles are squares. All rhombi are parallelograms. All squares are rhom
    5·1 answer
  • I need help with this ASAP please just a,b,c
    10·1 answer
  • Please help i’m struggling so much
    10·2 answers
  • Find the area of an equilateral triangle with perimeter 18.
    11·1 answer
  • What angles are Adjacent to angle 4 below?​
    12·2 answers
  • 20% of a is 11. What is a?​
    5·2 answers
  • Please help me with this
    5·1 answer
  • Complete the two column proof<br> Given angle to an angle five are supplementary <br> Prove: I || m
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!