16-04-2015
Mathematics

contestada

What is the product of [tex] k^{3} + 9k^{2} + 3[/tex] and [tex]7k^{2} - 5 [/tex]?

Respuesta :

16-04-2015

(k³+9k²+3)(7k²-5)=

=k³·7k²+k³ ·(-5)+9k² · 7k²+9k² ·(-5)+ 3· 7k²+3·(-5)=

=7k^5-5k³+63k^4-45k²+21k²-15=

=7k^5+63k^4-5k³-24k²-15

Answer Link

Otras preguntas

The length of a rectangle is six times its width. If the area of the rectangle is 600yd^2, find its perimeter.

what pathway do most nutrients take after a person takes a bite?

What does life of chastity mean?

Why are all the cheetahs on earth members of the same biological species? A. All cheetahs on earth have the same genetic makeup. B. All cheetahs on earth origin

Which sentence is correct? 1. He left school three years ago. or 2. He has left school three years ago.

Which of the following is associated with Qin San Shi? 1.the construction of a major road system throughout ancient 2. China the last emperor to rule before the

Which statement accurately describes the significance of the Magna Carta? A. It gave absolute power to the English king over the church and nobility. B. It set

Jake calculates that the frequency of a wave is 230 hertz, and its wave is moving at 460 m/s. What is the wavelength of the wave?

What is an atom called when two stick together

Which word correctly completes the sentence? An __________ design influences the materials the builder will use. A. architects' B. architect's C. architects