Solve the equation after making an appropriate substitution.3(x + 1)2 + 5(x + 1) + 2 = 0
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve the problem. Round to the nearest cent.Green Thumb Landscaping wants to build a $140,000 greenhouse in 2 years. The company sets up a sinking fund with payments made quarterly. Find the payment into this fund if the money earns 8% interest compounded quarterly.
A. $7511.02 B. $10,438.34 C. $16,311.37 D. $33,967.33
Mathematics
Establish the identity.(cos ? + sin ?)2 + (cos ? - sin ?)2 = 2(cos2? + sin2?)
What will be an ideal response?
Mathematics
Write sigma notation. 
+ 
+ 
+ 
+ 
A. 
B. 
C. 
D. 
Mathematics
Graph piecewise-defined function:
A. 
B. 
C. 
D. 
Mathematics