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
mart [117]
3 years ago
12

Which expression represents the number 4+−25−−−−√ rewritten in a+bi form?

Mathematics
1 answer:
mr_godi [17]3 years ago
4 0

Answer:

Option A. 4+5i

Step-by-step explanation:

we know that

The form of (a + bi) is known as a complex number where a and b are real numbers and i is an imaginary number equivalent to the square root of negative 1

we have the number

4+\sqrt{-25}

Remember

i=\sqrt{-1}

substitute

4+\sqrt{-25}=4+\sqrt{(-1)(25)}=4+5\sqrt{(-1)}=4+5i

You might be interested in
When decreases in one variable are accompanied by decreases in another variable, the variables are described as?
Oksi-84 [34.3K]
Directly proportional or positively correlated
7 0
3 years ago
Math You are offered after college. If you do well in year one, you will receive a bonus of $100 squared. Find the amount of the
nikklg [1K]

Answer:

6000

Step-by-step explanation:

100x12= 1200+1200+1200+1200+1200=6000

3 0
3 years ago
What is the value of i20+12
Sladkaya [172]

Answer:

Step-by-step explanation:

132

Hope I helepd

4 0
3 years ago
Shirley picked out a kite for $3.50. If she gave the family a ten dollar bill, what is the fewest number of bills and coins that
Aleonysh [2.5K]

Answer:

6.50

Step-by-step explanation:

$10.00-$3.50=$6.50

4 0
3 years ago
HELP ASAP ILL GIVE BRAINLIST
Minchanka [31]

Answer:

Horizontal line

Step-by-step explanation:

uehdjd

3 0
3 years ago
Read 2 more answers
Other questions:
  • Sarah is collecting recyclables for a science project. On the first day she collects 35 recyclable objects. On the second day sh
    13·1 answer
  • The area of a triangle
    9·2 answers
  • Which unit of measure is the most reasonable to use to estimate the weight of an elephant?
    9·2 answers
  • Solve for m p=3rmv^2
    15·1 answer
  • Which of the following are situations that can be modeled with a quadratic function? Select all that apply.
    10·2 answers
  • In a standard 52-card deck, half of the cards are red and half are black. The 52 cards are divided evenly into 4 suits: spades,
    12·1 answer
  • Find the missing value in the proportion. PLEASE HELP DUE TONIGHT (sorry I don't pay attention in class)
    12·1 answer
  • The factory buys the new machine to replace the other two, which of the following expressions show the increase in sate?
    6·1 answer
  • You have 8 4/5 total cups of lemonade, and you want to share it with your friends. Each friend gets 1/10 of a cup to drink. How
    6·1 answer
  • A pair of shoes costs $30.99 and the sales tax is 5%. Use the formula C = p + rp to find the total cost of the shoes, where C is
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!