How can I express this as a single power with positive exponents?
1 answer:
Answer:
5^1
Step-by-step explanation:
(law of indices - fractional powers)
after converting all the numbers to this form:

combine using law of indices:
5^(2/3+1/2-1/6) = 5^1
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Answer:
7723/10000
Step-by-step explanation:
Answer:
19
Step-by-step explanation:
y = 6x - 11 If x = 5
y = (6*5) - 11
y = 30 - 11
y = 19
Solution :
Group Before After
Mean 693.75 743.75
Sd 155.37 143.92
SEM 54.93 50.88
n 8 8
Null hypothesis : The preparation course not effective.

Alternative hypothesis : The preparation course is effective in improving the exam scores.
(after - before)
Answer:
Dillon..............
The 1st , 3rd , 5th and 6th apply