Answer:
y(2x+3y -9z)
Step-by-step explanation:
y(2x + 3y) - 9yz
y(2x+3y -9z)
Answer:
B) 42 units squared
Step-by-step explanation:
12 * 7 = 84
84 / 2 = 42
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Answer:
There could be many but one of them is
(m+5)(m-9)=0....
Answer: Null hypothesis : 
Alternative hypothesis : 
Step-by-step explanation:
Let 
be the proportion of women using supplements and 
be the proportion of women who did not to have died during that period .
Then the set of hypothesis for testing if the proportion of women elderly women who use dietary supplements is different than those who do not will be :-
Null hypothesis : [∵ it takes equality sign]
Alternative hypothesis : [∵ it takes ≠ sign to show difference]
Answer:
i think its B
Step-by-step explanation:
