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

What is the area of a shaded sector if the diameter is 20

please help me with this problem.

Write the equation of a line that is parallel to x=8, and that passes through the point (−3,−2)

Why did republicans want to impeachandrew johnson?

Peter has been seeing a counselor for problems in his sexual life. Peter’s counselor referred him to an urologist to treat his problem. Which disorder is most l

which of the following is an example of a discrete variable ? A. the speed of a bicycle B.the height of a potted plant C.the number of eggs in a carton D.the

The graph of which function will have a maximum and a y-intercept of 4? a. f(x) = 4x2 + 6x – 1 b. f(x) = –4x2 + 8x + 5 c. f(x) = –x2 + 2x + 4 d. f(x) = x2 + 4x

a group of specialized cells first forms a(n) ______. A. tissue B. cell C. system D. organ

Which invention helped settlers on the Great Plains protect their private property? plantation system steel plow water-pumping windmill barbed wire

What accounted for the majority of deaths in Spanish America in the 16th century? a. small pox b. tribal wars c. military conquest d. natural disaster