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
san4es73 [151]
2 years ago
9

1. Perform the indicated operations, simplify, and write the results in the form x+ iy: (i)(3 - 4i) + (- 5 + 7i)​

Mathematics
1 answer:
Ber [7]2 years ago
6 0

Answer:

Step-by-step explanation:

-5 + 3 - 4i + 7i

-2 + 3i

You might be interested in
A diagram of Eric pool as shown below. He plans to fill this pool to a depth of 4ft with a garden hose that flows at 80ft expone
Alex777 [14]
<span>The Volume of a Cylinder  =   </span><span>π <span>• r² • height<span>
</span></span></span>radius = 13.5 feet
volume = PI * 13.5^2 * 4 feet (the problem states it is to be filled to a depth of 4 feet)
volume = PI * 182.25 * 4
volume = <span> <span> <span> 2,290 cubic feet</span></span></span>
The hose delivers 80 <span>cubic feet per hour so it will take:
</span>2,290 / 80 = <span> <span> <span> 28.625 </span> </span> </span> hours
**************************************************************************
The volume of the pool is:
volume = PI * 182.25 * 4.5
= <span> <span> <span> 2,576.</span></span></span>5 cubic feet


6 0
3 years ago
Identify the contrapositive of the following statement. If x = 2, then x + 3 = 5.
antiseptic1488 [7]

Answer:

If x + 3 ≠ 5, then x ≠ 2 thus b: is your Answer

Step-by-step explanation:

4 0
3 years ago
43 divided by 982 with remainder
Marina CMI [18]
The answer to this question is 22.83 but if you want it rounded its 22.84
4 0
3 years ago
To estimate the slope of the tangent line at t = 15, we average the slopes of the adjacent secant lines for t = 10 and t = 20. A
Nata [24]

Answer:

  -130.8

Step-by-step explanation:

The average of the two slope values is ...

  (-148.8 -112.8)/2 = -261.6/2 = -130.8

The slope of the tangent line at t=15 is approximately -130.8.

4 0
3 years ago
(15+6) divde 3 Evalute the expression
Tom [10]

Answer:

(15+6)/3

21/3=7

5 0
3 years ago
Read 2 more answers
Other questions:
  • Write each of the following expressions without using the absolute value sign. |x−4| if x&gt;4
    10·1 answer
  • Northwest Molded molds plastic handles with a variable cost of $1.00 per handle. The fixed cost to run the molding machine is $2
    7·1 answer
  • A=2 b=2 c=1 Find the value of 2abcosC
    8·1 answer
  • What is the distinction between qualitative data and quantitative​ data? Give a few examples of each. Choose the correct answer
    9·1 answer
  • How do you say 58.7 in word form? Hundredths or tenths????
    14·2 answers
  • 0.75x10= what is the answer.
    14·2 answers
  • The base of a side of a ramp is 3 meters and the height is 0.6 meters what is the area of the triangular side of the ramp is sqa
    11·1 answer
  • HELLLLLLPPPP PLEASEEEEEEEEEEE
    14·1 answer
  • 1. What is the value of x?<br> 41°<br> 72<br> Your answer
    7·2 answers
  • Find the geometric mean between 18 and 7. Write your answer in radical form.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!