Find the function value.Find f(k - 1) when f(x) = 5x2 + 2x - 6.
A. -8k2 + 5k - 3
B. 5k2 - 8k - 3
C. 5k2 - 28k + 1
D. 5k2 - 8k + 1
Answer: B
Mathematics
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Solve the proportion.
Mathematics
Graph.36x2 - 36y2 + 144x - 216y - 1476 = 0
A. 
B. 
C. 
D. 
Mathematics
Write the expression as a sum and/or a difference of logarithms with all variables to the first degree.ln 
A. 
ln 5 + 3 ln t + ln v
B. 
ln 45t + 2 ln v
C. 
ln 5 + 3 ln t + 2 ln v
D. 
ln 5 + 9 ln t + ln v
Mathematics
Simplify the expression, writing the answer as a single term without negative exponents.(a-1 + b-1)-1
A. 
B. 
C. 
D. 
Mathematics