mollywolly99
18.07.2020 •
Mathematics
Calculate the efficiency of a process (in percentage) when the sum of all task times is 5 minutes, the number of work stations is 4, and the takt time is 3.5 minutes/station.
Solved
Show answers
More tips
- A Animals and plants Unraveling the Mystery of Loch Ness: What Does the Loch Ness Monster Look Like?...
- L Leisure and Entertainment Should You Buy a Ceramic Knife?...
- C Computers and Internet How to easily and quickly disable Firebug in Gmail and Google Docs...
- G Goods and services How to sew a ribbon: Tips for beginners...
- F Food and Cooking How to Make Mayonnaise at Home? Secrets of Homemade Mayonnaise...
- C Computers and Internet Which Phone is Best for Internet Surfing?...
- F Food and Cooking Everything You Need to Know About Pasta...
- C Computers and Internet How to Choose a Monitor?...
- H Horoscopes, Magic, Divination Where Did Tarot Cards Come From?...
Answers on questions: Mathematics
- M Mathematics If f(x)=14(x)+6 , find f(−4)....
- M Mathematics What is 12 + 12 just trying to give people easy points i know what 12 + 12 is....
- M Mathematics Who wants to join my zoom class the code is 206 305 8164 and the password is sSs7JR...
- M Mathematics `What prime number is also even?...
- M Mathematics the people who is aloud to delete answers/questions on is dumb,they just deleted All of my questions and answers and when i went to go see the reason it was blank and its like everytime...
- M Mathematics Which word best names a triangle with two 60 degree angles?...
- M Mathematics Use the unit circle to find tan 60...
- M Mathematics Will 73 55 4 form a right triangle...
- M Mathematics On the map below, 1/4 inch represents one mile. Candler, Canton, and Oteen are three cities on the map. If the distance between the real towns of Candler and Canton is 9 miles,...
- M Mathematics Some friends played a board game during the game one unlucky player had to move back nine spaces four turns in a row find a number to represent the players movements for those four...
Ответ:
2x^2+16x=-18
dividing through by 2 we get:
x^2+8x=-9
but
c=(-b/2a)^2
c=(-8/2)=16
hence
x^2+8x+16=-9+16
x^2+8x+16=7
(x+4)(x+4)=7
(x+4)^2=7
thus getting the square root of both sides
x+4=+/-√7
x=-4+/-√7
x=