4 years ago

What are the factors of x^2 - 81 (X + 9)(x -9) (x-9)(x -9) (x + 3)(x - 27) Prime

Mathematics

2 answers:

vazorg [7]4 years ago

7 0

Answer:

A. x-9 and x+9 because these are perfect squares. 9 times -9 is -81. x times x is x^2. 9 + -9 is 0

Evgen [1.6K]4 years ago

3 0

(x-9)(x+9)

x^2-81

Write the number in exponential form with an exponent of 2

x^2-9^2

Use a^2-b^2=(a-b)(a+b)
(x-9)(x+9)

You might be interested in

Org/growth #test play

sergey [27]

Answer:

Hi, there you have to count by 10

or you can just Multiply

5*10=50

Your answer will be 50 :)

Hope this helps :)

Step-by-step explanation:

Plz mark me Brainiliest plz :)

5 0

3 years ago

What’s the answer???????

Hunter-Best [27]

Answer:

2 1/2

Step-by-step explanation:

1st, convert the fractions

2 2/3 = 2 4/6 = 16/6

5 1/6 = 31/6

31/6-16/6 = 15/6 = 2 3/6 = 2 1/2

6 0

4 years ago

John paid Planet Burger Gym a $50 membership fee plus $10 per training session. His total for the month was $175. Which equation

Fynjy0 [20]

Answer:

175-50=125

125/10=12.5

hope this helps

Step-by-step explanation:

6 0

3 years ago

Engineers want to design seats in commercial aircraft so that they are wide enough to fit 90% of all males. (Accommodating 100

gladu [14]

Answer:

16.053 inches

Step-by-step explanation:

Many such probability questions are easily answered by a suitable calculator or spreadsheet.

4 0

3 years ago

Gcf of 6x^3, 8x^5, 10x^7

Art [367]

Answer: 2x^3

Step-by-step explanation: Find the prime factors of each term in order to find the GCF (Greatest Common Denominator).

Hope this helps you out! ☺

5 0

3 years ago