Sora Sora
  • 04-04-2025
  • Mathematics
High School

Multiply and simplify.

(x - 3)(x^2 + 3x + 9)

A) x^3 - 27
B) x^3 - 27x^2
C) x^3 - 6x^2 + 3x - 27
D) x^3 - 9x^2 + 6x - 27

Answer :

Hi1315 Hi1315
  • 21-10-2023

Answer:

Answer A is correct

[tex] {x}^{3} - 27[/tex]

Step-by-step explanation:

[tex](x - 3)( {x}^{2} + 3x + 9) \\ x( {x}^{2} + 3x + 9) - 3( {x}^{2} + 3x + 9) \\ {x}^{3} + 3 {x}^{2} + 9x - 3 {x}^{2} - 9x - 27 \\ {x}^{3} - 27[/tex]

Answer Link

Other Questions

You are helping with some repairs at home. You drop a hammer,
From national testing data, we find that college math class testing times
Name two events that occurred in Europe between 1850 and 1914 that
Serum is ________. 1) the same as blood plasma 2) plasma minus
Write [tex]169 = 13^2[/tex] in logarithmic form.
15. Positively chared particle isa) eQP​
Which of the following websites is most likely a good source of
If 8-year-old Stephanie responds to the original Stanford-Binet with the proficiency of
In what zone would you find nekton? A. All of these zones
For one month, Siera calculated her hometown's average high temperature in degrees
You wish to compare the fitness of two bacterial lines after they
When you see a warning sign indicating "two-way traffic begins, keep to
What is the HCF of 77, 91, and 143?
Which of the following performs services such as fabricating crowns, bridges, and
A politician selects a random sample of 306 voters from her state.