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
pychu [463]
2 years ago
14

(3-4i)(1+5i)-(2-1) Please give me the correct answer

Mathematics
1 answer:
attashe74 [19]2 years ago
8 0

Answer:

2-9i

Step-by-step explanation:

(3-4i)(1+5i)-(2-1)

Expand the algebra expression, and we have

3(1+5i)-4i(1+5i)-(1)

3+15i-4i-20i-1

Collect like terms

3-1+15i-4i-20i

2+11i-20i

2-9i

Please note that algebra expressions does not have the sign of equality.

You might be interested in
Write the sentence as an inequality.
kramer

Answer:

N < 6 or   N \leq -7 or N > 12

Hope this helps. <em>lmk</em>.

6 0
2 years ago
What is the missing numerator of 4/9= ?/81
yKpoI14uk [10]
To solve this question, first cross multiply
Let ? = x

4/9 = x/81

4(81) = 9(x)

Simplify.

81 x 4 = 324

324 = 9x

Isolate the x, divide 9 from both sides

324/9 = 9x/9

x = 324/9

x = 36


4/9 = 36/81

36 is your answer

hope this helps!
4 0
3 years ago
Read 2 more answers
A plumber charges $50 to make a house call. He also charges $25 per hour for labor. If the bill from the plumber is $162.50.
blsea [12.9K]
4.5 hrs because 162.50-50 = 112.50
112.50/25= 4.5
3 0
2 years ago
Mario simplified the expression (4 z Superscript 8 Baseline) Superscript negative 3 as shown.
professor190 [17]

Answer:

He should also have applied the exponent –3 to 4 to get 4^- 3 z^8(-3)= 4^3 z ^24 Baseline =1/64 z^24 basically the last one.  

just took the test if the answer is right give thanks please and thank you.

7 0
3 years ago
Read 2 more answers
A recipe that serves two people calls for 1,600 milligrams of baking soda. You want to make enough for 10 people. How much bakin
Marta_Voda [28]
10/2=5
5 x 1600 = 8000 milligrams
               = 8 grams
8 0
3 years ago
Read 2 more answers
Other questions:
  • mr perkins has $120 in a savings account. the interest rate is 5% per year and is simple interest. how much will he have in 2 ye
    5·1 answer
  • What is the difference between the fractions? Use the number line to help find the answer.
    6·2 answers
  • A solid metal cylinder of radius 14cm and height 21cm is melted and recast into spheres, each of radius 3.5 cm.calculate the no
    12·1 answer
  • Write two equivalent fractions for 5/10
    8·2 answers
  • Which situation represents a
    5·2 answers
  • it snowed 7/8 inches on Monday. on Tuesday it snowed 1/4 inches less than it did on Monday. how much did it snow on tuesday HELP
    14·2 answers
  • Can someone please help me. please man just help me
    10·1 answer
  • Find the probability of each event. Write your answer as a fraction and as a percent.
    12·1 answer
  • I need help finding the volume of this figure.
    5·2 answers
  • In the given figure, ΔABC is a right triangle.
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!