Factor by grouping.20x6 - 25x3 - 12x3 + 15
A. (5x3 + 3)(4x3 + 5)
B. (5x6 - 3)(4x - 5)
C. (5x3 - 3)(4x3 - 5)
D. (20x3 + 3)(x3 + 5)
Answer: C
Mathematics
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Determine whether the function is one-to-one. If so, find a formula for the inverse.f(x) = 
x - 3
A. f-1(x) = 5x + 15
B. f-1(x) = 
C. f-1(x) = 5x + 3
D. Not a one-to-one function
Mathematics
Perform the indicated operations. Simplify the answer.
A. 
B. 11
C. 11i
D. i
Mathematics
Use partial fractions to find the sum of the series.
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Logarithms with a base of 10 are called _______ logarithms, and base-e logarithms are called _______ logarithms.
A. common; exponential B. natural; common C. common; natural D. natural; exponential
Mathematics