Enrich Your Math Word Power

For each mathematical term, choose the correct meaning.


1	exponential function
		A)	f (x) = a^x where a > 0 and a ≠ 1
		B)	f (x) = ax² where a ≠ 0
		C)	f (x) = ax + b where a ≠ 0
		D)	f (x) = xⁿ where n is an integer


2	common base
		A)	base 2
		B)	base e
		C)	base p
		D)	base 10


3	natural base
		A)	base 2
		B)	base e
		C)	base p
		D)	base 10


4	domain
		A)	the range
		B)	the set of second coordinates of a relation
		C)	the independent variable
		D)	the set of first coordinates of a relation


5	compound interest
		A)	simple interest
		B)	A = Prt
		C)	an irrational interest rate
		D)	interest is periodically paid into the account and the interest earns interest


6	continuous compounding
		A)	compound interest
		B)	using A = Pe^rt to compute the amount
		C)	frequent compounding
		D)	using A = P(1 + i)ⁿ to compute the amount


7	base-a logarithm of x
		A)	the exponent that is used on the base a to obtain x
		B)	the exponent that is used on x to obtain a
		C)	the power of 10 that produces x
		D)	the power of e that produces a


8	base-a logarithm function
		A)	f (x) = a^x where a > 0 and a ≠ 1
		B)	f (x) = log_a(x) where a > 0 and a ≠ 1
		C)	f (x) = log_x(a) where a > 0 and a ≠ 1
		D)	f (x) = log(x) where x > 0


9	common logarithm
		A)	log₂(x)
		B)	log(x)
		C)	ln(x)
		D)	log₃(x)


10	natural logarithm
		A)	log₂(x)
		B)	log(x)
		C)	ln(x)
		D)	log₃(x)

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