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
Eduardwww [97]
3 years ago
9

Perfect square trinomial: (a – b)2 = (a – b)(a – b) = a2 – 2ab + b2 Find the product of (k – 9)2 using the perfect square trinom

ial rule shown on the left.
Mathematics
2 answers:
ICE Princess25 [194]3 years ago
7 0
Substitute k for a, 9 for b.
  (k - 9)² = k² - 2k×9 +9²
  = k² -18k +81
WINSTONCH [101]3 years ago
3 0

Answer:

The product (k – 9)2 can also be written as (k-9)(k-9)

The product is k2 –18 k + 81

Step-by-step explanation:

You might be interested in
Find the volume of a cone that has a height of 15 centimeters and a radius of 6 centimeters.
Mekhanik [1.2K]

Answer:

565.2

Step-by-step explanation:

Cone=1/3bh

B is pir^2

so that means b=pi36 (6*6 =36)

36*15/3 is 565.2

7 0
3 years ago
How many solutions can be found for the system of linear equations represented on the graph?
Anon25 [30]

Answer:

No Solution

Step-by-step explanation:

As the two lines have the identical slope (-1/2x), that means these two lines are parallel, and therefore they have no solution.

3 0
3 years ago
There are 80 dogs and cats in the animal shelter. The ratio of dogs to cats is 5/11. How many of the animals are dogs
Dima020 [189]

Answer:

25 dogs and 55 cats

Step-by-step explanation:

5/11 ratio, first add those up which you get 16

Then divide the total amount of animals by the ratio-80

80/16 = 5

(5*5)/(11*5)

25 dogs and 55 cats

4 0
3 years ago
What are the factors of 32Round the following items to the nearest £1:
Nonamiya [84]

The factors of 32 as required in the task content are; 2, 4, 8, 16, 32.

<h3>What are the factors of 32?</h3>

The factors of the number 32 as required in the task content are numbers whose multiples amount to 32 and are as listed above.

The item prices as given in the task content rounded to the nearest £1 are;

Notebook

£2.15 = £2

Pencil Case

£3.80 = £4

Colouring Pencil

£1.49 = £1

Read more on rounding off;

brainly.com/question/12263092

#SPJ1

5 0
2 years ago
Please answer and tell me how you did it
Alecsey [184]
Since it's a rectangle, each angle equals to 90 degrees, since total degrees 360 divided by 4 is 90 degrees.

So,
2x = 90 \\ x = 90 \div 2 \\ x = 45

Answer : x = 45

Hope this helps. - M
7 0
3 years ago
Read 2 more answers
Other questions:
  • Which point is a solution to the linear inequality y &lt; Negative one-halfx + 2? (2, 3) (2, 1) (3, –2) (–1, 3)
    14·2 answers
  • What is the distance between (-6,8) and (-3,9)?
    7·2 answers
  • write an equation of a line with the given slope and y-intercept. m = 1, b = 4 a. y = –1x 4 b. y = x – 4 c. y = 4x 1 d. y = x 4
    15·1 answer
  • An 8-pack of candy bars costs $7.28. What is the unit price?<br> plz help
    13·1 answer
  • Simplify (7x) - (-2x).<br> O 5x<br> 0 -5x<br> O 9x<br> 0-9x<br> NEXT QUESTION<br> 2<br> ASK FOR UEL
    13·1 answer
  • Suppose we are interested in bidding on a piece of land and we know one other bidder is interested.1 The seller announced that t
    14·1 answer
  • 4z-(-3z) can you help me​
    15·1 answer
  • Emily increased the price of carrot cakes at her bakery by 6%. The original price of a carrot cake is represented by x. Which ex
    5·2 answers
  • If sal can fill a case of water at the rate of 223 case/min how many cases can he fill in 35 minutes
    9·1 answer
  • Megan has $45.12 in her purse. She spends $7.89 for lunch and $21.25 for a pair of sunglasses.
    15·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!