(5-2i)(1-3i) solve in steps

Answers

Answer 1
Foil
5*1-5*3i-1*2i+2i*3i
5-15i-2i+6i^2
Remember i^2=-1
5-15i-2i+6(-1)
5-15i-2i-6
Combine like terms
-1-17i

Related Questions

help me it is due in 30min

Answers

Answer:  no solution

Step-by-step explanation: 8-8/7 = 5/6  8. 42-8/7 .42=5/6 . 42  288=35

Help me plsssssss????

Answers

Answer:

40 :)

Step-by-step explanation:

40 ‘’.........................!

Evaluate[tex]10^{6}[/tex] 10^{3}121^{1}

Answers

121,000,000,000
this is because:
10^6= 1,000,000
10^3= 1,000
121^1= 121

Miss Torres is mailing a package that way it's 12.5 pounds the post office charges by the ounce to mail a package how much does the package weight in ounces

Answers

Answer: 200 ounces

Step-by-step explanation:

One pound is the equivalent of 16 ounces.

To convert 12.5 pounds to ounces therefore, one needs to multiply 12.5 by 16 ounces:

= 12.5 * 16

= 200 ounces

The package to be mailed weighs 200 ounces when converted from pounds.  

Answer:

200 ounces

Step-by-step explanation:

we need to convert 12.5 pounds to ounces

1 pound = 16 ounces

16 x 12.5 = 200 ounces

Please answer I will give brainliest

Answers

Ok first you need to find the radius of the cone.

Since you’re given the circumference 3.14, we can use the formula for circumference 2piR to find the radius.

3.14=2(3.14)r
R=0.5

Now that you have the radius, you can find the volume of the cone

Since you’re using 3.14 for pi, the volume will be this: V=1/3(3.14)r^2 (Height)

V= 1/3(3.14)(0.5)^2(1.5)
V=0.3925

Find the volume of the specified cone. Use 3.14 for Pi, and round your answer to the nearest whole number. Radius = 5 in., Height = 9 in. a. 471 cu. in. b. 353 cu. in. c. 236 cu. in. d. 94 cu. in.

Answers

Answer:

The answer is 236 cu. In.

Step-by-step explanation:

I just finished the practice quiz

-6 ( x – 8) = 60 I need help with this and Ik the answer but I dont get how he got the answer

Answers

Answer:

-2

Step-by-step explanation:

See the image below:)

Answer:

[tex]x = - 2[/tex]

Step-by-step explanation:

[tex]x - 8 = - 10 \\ x = - 10 + 8 \\ x = - 2[/tex]

here is the velocity time graph of a car for 40 seconds

Answers

Answer:

where is the graph??

Step-by-step explanation:

mrk me brainliest

Answer:

a) 0.75m/s^2

b)10

Step-by-step explanation:

Using Matrices to find a co-linear missing point

Answers

Answer:

subject?

Step-by-step explanation:

Guys pls help me!!!!!

Answers

Answer:

2) y = 0.5^x

Step-by-step explanation:

Plug in x coordinates to see which equation makes up the graph. We can see that the y values lower even after using positive numbers so this eliminates the possibility of 1) as that would make the y values increase. Starting with coordinates (-1, 2), let's plug these into 2):

y = 0.5^x

2 = 0.5^-1

2 = 2

Correct

Use another pair of coordinates to see if it still works:

(-2, 4)

4 = 0.5^-2

4 = 4

It does!

Check the other equations just to make sure this is the only option:

2 = 5^(- - 1)

Negative + Negative = Positive

2 = 5^1

2 = 5

Incorrect.

2 = 0.5^(- - 1)

2 = 0.5^1

2 = 0.5

Incorrect.

This means our first solution is the only solution.

Please help, I do not want any links. What is the value of 7x - 2x + 3, when x = 5?
28
48
39
24​

Answers

Answer:

28

Step-by-step explanation:

hope this helped

Question 2
Which of the following is not shown on the scatter plot below?

Answers

Answer:

Step-by-step explanation:

Outlier

Please answer these, i’ll give brainliest.

Answers

Answer:

9) 21

10) 70

11) 64

12) 31

13) 83

14) 31

Step-by-step explanation:

too easy!!

20n -5 - 3n + 10 pls help

Answers

Answer:

17x+5

Step-by-step explanation:

Simplify the equation

Answer:

20n-3n-5+10

=17n+5 ,,,,

I need help on this question

Answers

Answer:

B, D

Step-by-step explanation:

Since the number in parentheses has 1 + interest rate, subtract by 1 to find rate, which is 0.0325 or 3.25%.

Since the principal is multiplied by the parenthesis, $500 is the principal.

In the diagram shown overline AD and intersect at point E. overline AB and overline CD are parallel . Given the segment length shown in the picture, which of the following is the length overline AE

1) 11.25
2) 10.8
3) 10
4) 7.5

Answers

Answer:

11.25

Step-by-step explanation:

Since AB and CD  are parallel, ∠D is congruent to ∠A and ∠C is congruent to ∠B.  Therefore the two triangles are similar by the AA postulate.  Now, the corresponding sides are in proportion

Since AE ↔ DE and AB ↔ CD

So, AE/CD = AB/CD

AE/5 = 9/4

AE = 9(5)/4

     = 45/4  = 11.25

ASAP ASAPPPPPPP!!!!!!!!

Answers

Answer:

135

Step-by-step explanation:

so we need to find the volume of the rectangle

V= L x W x H

V = [tex]2\frac{1}{4}[/tex] x [tex]\frac{3}{4}[/tex] x [tex]1\frac{1}{4}[/tex] = [tex]\frac{135}{64}[/tex]

so now we need to find the volume of the cubes

V = a^3

1/4^3 = 1/64

so:

135/64 ÷ 1/64 = 135

SO135 CUBES :)

EASY MATH PLEASE HELP

NO LINKS PLEASE

EXPLANATION REQUIRED

I WILL GIVE BRAINLIEST

: ) HINT: THE ANSWER IS NOT D

A child's sandbox is 6 ft. wide, 3 ft. long, and 2 ft. deep. The child's mother fills the sandbox so that it is 1 1/2 ft. deep. What is the volume of the sandbox?


A) 27 cubic feet

B) 7 1/2 cubic feet

C) 36 cubic feet

D) 20 cubic feet

Answers

C) 36 cubic feet
to find volume, it is length x width x height
so, 3 x 6 x 2 =36

Find the constant rate of change for each graph.

a
2 girls per boy
b
2 boys per girl
c
3 boys per girl
d
3 girls per boy

Answers

B

it’s a 6:3 ratio so 2:1 boy to girl ratio

A football coach compared the yards per game of two of his running backs over the course of 10 games.


Based on the data represented in the box plots, which football player had greater success during the 10 games?

Nasir was more successful because he had the greatest number of yards in one game.
Aaron was more successful because he had a greater total spread.
Nasir was more successful because he had the greater measure of center.
Aaron was more successful because he had an outlier.

Answers

Answer: C. Nasir was more successful because he had the greater measure of center.

Step-by-step explanation: Just did the assignment in Edugenuity

Answer:

Nasir was more successful because he had the greater measure of center.

Step-by-step explanation:

A box of candy has 8 caramels and 17 nougats. If Jose randomly takes 1 piece and then another piece without replacement, what is the probability that Jose drew 1 caramel and then 1 nougat?
hElP

Answers

Answer:

17/75

Step-by-step explanation:

The total number of candies = 8 caramels + 17 nougats = 25 candies

The probability that Jose drew 1 caramel and then 1 nougat without replacement = P(C) and P(N)

= 8/25 × 17/24

Further simplifying

= 1/25 × 17/3

= 17/75

Therefore, the probability that Jose drew 1 caramel and then 1 nougat without replacement is 17/75

What is the intermediate step in the form (x + a)2 = b as a result of completing the
square for the following equation?
X2 + 23x – 19 = 9x - 4

Answers

Answer:

(x + 7)^2 = 64

Step-by-step explanation:

x^2 + 23x – 19 = 9x - 4

x^2 + 23x - 9x = -4 + 19

x^2 + 14x = 15 = 0

Completing the square:

(x + 14/2)^2 - (14/2)^2 = 15

(x + 7)^2 - 49 = 15

(x + 7)^2 = 64

HELPPP PLZZZZ ASAP IS PLEASEEE DONT SEND A FILE AT ALL

Answers

Answer:

3 now okay i help you now Happy now happy


Find the measure of x.

Answers

Answer:

C

Step-by-step explanation:

Since the triangles are congruent then corresponding angles are congruent

x is the angle between line with 3 strokes and 2 strokes

The corresponding angle is therefore ∠ C

∠ C = 180° - (63 + 29)° = 180° - 92° = 88°

Then x = 88 → C

What is the weight of a 22 kg object on the surface of the moon (g = 1.6 m/s2)?

Answers

Weight is the gravitational force by which a massive object attracts on another object .

So,

f = m × g

where,

f = force / weight m = mass ( 22 kg )g = acc due to gravity ( 1.6 m/s² )

=》

[tex]f = 22 \times 1.6[/tex]

=》

[tex]35.2 \: \: newtons[/tex]

Answer:

[tex]35.2 \: is \: your \: answer[/tex]

I hope it helps

have a nice day

#Captainpower

Evaluate the expression.
19
DONE

Answers

The square root of 9 is 3 because 3 multiplied by 3 equals 9

PLS HELP I WILL GIVE BRAINLIEST

Answers

Answer:

C

Step-by-step explanation:

ggfvnjuygvvbnnjhyff ggrgbj

Answer: The answer Is C

Step-by-step explanation:

PLS GIVE ME BRAINLIEST

The measures of interior angle of a convex pentagon are in ratio 1:2:3:4:5. Find the measures of each angle

Answers

Answer:

The angles have measurements 36, 72, 108, 144, and 180.

Step-by-step explanation:

Pentagon has 5 sides and 5 angles.

The amount of triangles formed by choosing one vertex and drawing from that vertex to every nonadjacent vertex is 3.

3(180)=540 which is the sum of the angles in a pentagon.

So since the ratio is 1:2:3:4:5, that means the angles are 1x,2x,3x,4x, and 5x.

We have the equation 1x+2x+3x+4x+5x=540 to solve.

15x=540

Divide 15 on both sides:

x=540/15

x=36

1x=36

2x=72

3x=108

4x=144

5x=180

The angles have measurements 36, 72, 108, 144, and 180.

What is the minimum value?

Answers

Easy one....
58
There is no difficult explanation. It’s always the left end of the box and whisker plot.

PLEASE HELP. urgent. What is the answer? HELP please!

Answers

From the figure, we can notice that : Surface area of the pyramid is equal to Sum of the area of the square and Sum of the areas of 4 triangles.

We know that : Area of a square is given by : Side x Side

Given : Side of the square = 3 cm

⇒  Area of the square = 3 x 3 = 9 cm²

We know that : Area of the triangle = 1/2 x Base x Height

From the figure, We can notice that, Base of each triangle = 3 cm and height of the each triangle = 3 cm

⇒ Area of one triangle = 1/2 × 3 × 3 = 4.5 cm²

Surface area of the pyramid = Surface of the square + Surface area of the 4 triangles

⇒  Surface area of the pyramid = 9 cm² + 4(4.5) cm²

⇒  Surface area of the pyramid = 9 cm² + 18 cm² = 27 cm²

Answer : Surface area of the pyramid = 27 cm²

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