Solve the equation by making an appropriate substitution.(2x - 4)2 - 4(2x - 4) - 21 = 0
A. 
B. 
C. 
D. 
Answer: D
You might also like to view...
Express in terms of sums and differences of logarithms.logax2yz4
A. 2 logax ? logay ? 4logaz B. (logax)2 + logay + (logaz) 4 C. 2 logax + logay + 4logaz D. loga2x + logay + loga4z
Increasing the down payment on a mortgage reduces both the size of the monthly payments and the total interest paid. Calculate the reduction in the monthly payment by increasing the down payment by the amount specified, and the amount saved on interest over the life of the loan. Assume the mortgage is for 20 years and use the table to find the monthly payments. 
A. $71.60, $17,184.00 B. $83.60, $20,064.00 C. $96.50, $23,160.00 D. $73.40, $17,616.00
Express in terms of i.- 
A. -7
B. 7
C. -7i
D. 7i
Find the first five terms of the sequence  figure 1.png)
What will be an ideal response?