Find the value of A that makes the following equation true for all values of x. (1/7)^x = A^-9x.
1 answer:
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Answer:
2
Step-by-step explanation:
1 unit by 2 unit means area.
So, know that in area you multiply length times width, you multiply 2 and 1.
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Which is 2
<h2>Answer:</h2><h2>The correct option is d. (i) and (ii)</h2>
Step-by-step explanation:
The total miles covered per day = 45
No of commuting days in a week = 5
Total miles in a week = 45 * 5 = 225
The total amount spent on gasoline = $ 38
Cost of gasoline per gallon = $ 2.48
The number of gallons consumed per week = = 15.32 gallons of gasoline per week.
This confirms (ii) statement
The amount spend on gasoline per mile = = $0.17
This confirms (i) statement
The number of miles per gallon of gasoline = = 14.68 miles
The statement (iii) is false.