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
andre [41]
2 years ago
5

PLEASE HELP Simplify the expression to a + bi form: √ 25- √ -25 – √ 36 – √ -4

Mathematics
1 answer:
klasskru [66]2 years ago
7 0

Answer:

-1+3i

Step-by-step explanation:

\sqrt{25}  -  \sqrt{ - 25}  -  \sqrt{36}  -  \sqrt{ - 4}

Sqr root of 25 and 36 are 5 and 6 respectively

Sqr root of -25 and -4 are 5i and 2i respectively

Combine like with like

5-6=-1

5i-2i=3i

-1+3i

You might be interested in
PLEASE HELP ME NOW!!!! 100 POINTS!!!
blondinia [14]

Answer: 12 balls i think

3 0
3 years ago
Read 2 more answers
A car manufacturer estimates that 25% of the new cars sold in one city have defective engine
photoshop1234 [79]

Answer: 672 cars will have defective engine mounds

Step-by-step explanation: 25% of 2,688 is 672

8 0
2 years ago
18 minus 7 x = negative 20.5 What is the value of x? Negative 5 and one-half Negative StartFraction 5 Over 14 EndFraction StartF
alisha [4.7K]

Answer:

x = 5.5  (Fraction 5 and one-half)

Step-by-step explanation:

18 - 7x = -20.5

-18            -18

-7x = -38.5

/-7         /-7

x = 5.5

3 0
3 years ago
the initial population of a town is 3200 grows with a doubling time of 10 yrs what will the population be in 12yrs​
Degger [83]

Answer:

I think 6464

Step-by-step explanation:

I wish you luck on this assignment:P:D

6 0
3 years ago
Read 2 more answers
Judges in some figure skating
kykrilka [37]

Answer:

4 jumps

Step-by-step explanation:

5 points per jump and 20 points in total.

20/5 = 4

5 0
2 years ago
Other questions:
  • 1. Put 9y=-3x-39 into standard form
    13·2 answers
  • Which relation is a function
    8·1 answer
  • Find value of the variables #9
    13·1 answer
  • Need help with this question please!!
    9·1 answer
  • Marcus is putting a rectangular fence around his garden to keep the animals from stealing his vegetables. The perimeter of the r
    6·1 answer
  • What is -12.41 as a fraction and it has to be in simplest form
    13·1 answer
  • Jason's business computers need servicing. The expression 81x + 108 represents a contractor's total charges in dollars for fixin
    13·1 answer
  • A total of 12 runners complete in a race. The first three runners to cross the finish line will win medals. and how many differe
    14·1 answer
  • What is the answer please<br><br><img src="https://tex.z-dn.net/?f=%5Csqrt%7B4%7D%5Cdiv%202%5Csqrt%7B3%7D" id="TexFormula1" titl
    12·1 answer
  • Darian and Kyle went to the Cinema and purchased nachos and chocolates. Kyle purchased two nachos and one chocolate ,while Daria
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!