Answer:
A. -4
Step-by-step explanation:
replace x with 2 in the function:
f(2) = 4×2 - 12 ➡ 8 - 12 = -4
Answer:
Step-by-step explanation:
We know that 1 gallon is equivalent to 4 quarts.
Let's call gallons and quarts. An expression that represents the transformation between these two units is
This expression represents the conversion factor we described at the beginning.
So, if we have 2.5 gallons, using the expression, we find the number of quarts
Therefore, 2.5 gallons are equal to 10 quarts.
The expression 2.5 gallons x 4 quarts/gallon can be used to convert 2.5 gallons into quarts.
We have,
To convert 2.5 gallons into quarts, you can use the conversion factor that states there are 4 quarts in 1 gallon.
The expression to convert 2.5 gallons into quarts would be:
2.5 gallons x 4 quarts/gallon
By multiplying 2.5 gallons by the conversion factor of 4 quarts/gallon, you would obtain the equivalent value in quarts.
Thus,
The expression 2.5 gallons x 4 quarts/gallon can be used to convert 2.5 gallons into quarts.
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The number 84,052 can be written in wordform as "eighty-four thousand fifty-two."
To write 84,052 in word form, we break down the number into its place values.
The digit 8 is in the ten thousands place, so we say "eighty thousand."
The digit 4 is in the thousands place, so we say "four thousand."
The digit 0 is in the hundredsplace, so we don't need to mention it.
The digit 5 is in the tens place, so we say "fifty."
The digit 2 is in the ones place, so we say "two."
Hence, "eighty-four thousand fifty-two" is the word form of the number 84,052.
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b. -|7|
c. -7
d. -(-7)