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

Why has New Zealand recently begun to diversify its trading partners?

Each course at Pease County Community College is worth either 3 or 4 credits. The members of the womans golf team are taking a total of 27 courses that are wort

Prove that sin(n) diverges

A florist sold bouquets of red roses to 15 of the first 20 customers who came into his shop

the perimeter of a rectangle is 70 inches. the ratio of the length to width is 4:3. find the length of the diagonal of the rectangle.

A triangle has a 43 degree angle and a 94 degree angle what is the the 3 angle

which value is less than 1.25%

What three types of organisms make up a food chain?

what is 9/10 of a yard

A farmer is mixing feed for his cattle.He mixes 100 bushels of oats worth 40 cents/bushel with 50 bushels of barley worth $ 1.00/bushel.What is the value per bu