CAN SOMEONE HELP ME !!!!!!!!!
1 answer:
Answer:
She will get <u>80mg</u> of dextromethorphan and <u>800mg</u> of guaifenesin. And the bottle last for <u>6 days</u> approximately.
Step-by-step explanation:
Given that the Robitussin DM contains dextromethorphan 10mg/5mL and gualfenesin 100mg/5mL. And we are also given that Mrs Smith took four doses and each dose is 2 teaspoons=2X5=10mL.
So, four doses=4X10=40mL.
So, dextromethorphan in 4 doses is =
And Guaifenesin in 4 doses is =
Dosage of medicine daily she has to take=40mL and the bottle contains 237 mL. Hence the number of days bottle last = ≈6 days approximately.
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Answer:
Step-by-step explanation:
Given
See attachment for complete question
Required
Match equivalent expressions
Solving (a):
The expression can be written as:
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For the nth term, the expression is:
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So, the summation is:
Solving (b):
The expression can be written as:
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---- 4
For the nth term, the expression is:
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So, the summation is:
Solving (c):
The expression can be written as:
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For the nth term, the expression is:
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So, the summation is:
Solving (d):
The expression can be written as:
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For the nth term, the expression is:
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So, the summation is:
