Answer:
Step-by-step explanation:
(x+9)² + (y-6)² = 9²
Answer:
Stratified Design
Step-by-step explanation:
Eleanor Rigby's research is about, whether 'topical or oral flea preventative measures are more effective for treating fleas in dogs'
Sampling is the technique of selecting study units for conducting the research. She draws a sample of total 60 dogs suitable for her study.
Stratified sampling means sample arrangement in a structure of subgroups called 'stratas'. The stratas are similar within themselves & differ from each other. She divides sample dogs into three stratas based on their size & weight. And; similar weight & size dogs are arranged in their corresponding 'small', 'medium' or 'large' sized dogs strata. So, the dogs stratas are similar within themselves & differ from each other, in regards to their weight & size. Hence, she has used Stratified Design
Answer:
Options A,C and D are not equivalent
Step-by-step explanation:
1/2log49 + log 20 - log 14
=log 49½ + log 20 - log 14
=1og 7 + log 20 - log 14
=log (7 × 20 / 14)
=log 10
Answer:
$3.40 for 20 rolls. B
Step-by-step explanation:
First, you should find the unit price. So, divide .51 by 3, which equals 0.17. So, it costs $.17 for one sandwich roll. Next, multiply that number by 20, to get $3.40. So, it costs $3.40 for 20 rolls
Answer:
b
Step-by-step explanation:
opposite of 8- i tried sorry its because im a 4th grader