nintimanny nintimanny

04-02-2015
Mathematics

contestada

HELP PLEASE !!!!!
1 . What is the value of the sum indicated by the expression ( the bottom is 2k + 2 )

HELP PLEASE 1 What is the value of the sum indicated by the expression the bottom is 2k 2 class=

Respuesta :

konrad509 konrad509

04-02-2015

[tex]\sum_{k=4}^8(2k+2)=2\cdot4+2+2\cdot5+2+2\cdot6+2+2\cdot7+2+2\cdot8+2\\ \sum_{k=4}^8(2k+2)=10+12+14+16+18\\ \sum_{k=4}^8(2k+2)=70[/tex]

Answer Link

Otras preguntas

what the answer for2/x +1/2 = 5/x

A struggle or clash that drives the plot is known as __________. A. theme B. point of view C. conflict D. characterization

What is 14.613 rounded to the nearest tenth?

area of rectangle length 10 and 8 width 6 and 2

I was wondering if somebody could teach me Algebra easily. I am only in Elementary school but I can pick things up quickly. I am giving you ALL my thanks if yo

Which weighs more 2.5 pounds of rocks or 40 ounces of feathers

The combination of sulfur dioxide, nitrogen oxide, and atmospheric moisture creates A. drinking water. B. smog. C. acid rain. D. pesticides.

Which pair of ratios form a proportion? A. 3 : 4 and 4 : 5 B. 10 : 12 and 16 : 18 C. 7 : 10 and 10 : 14 D. 5 : 8 and 20 : 32

during a special sale,all the CDs have the same price.Mr.ortiz pays $228.85 for 23 CDs.Which is the best estimate of the priceof each CD.

n "The Bat-Poet," why does the chipmunk encourage the little brown bat to write more poems? A. He thinks the bat needs more practice in order to make really go