Find the range of the quadratic function.f(x) = -x2 - 2x - 1
A. (-?, -1]
B. [0, ?)
C. (-?, 0]
D. [-1, ?)
Answer: C
Mathematics
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Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.e5x - 10 - 4 = 1456
A. 1.46 B. 3.46 C. 0.63 D. 2.63
Mathematics
Solve.A plumber has 28 pieces of 12-foot PVC pipe. What is the total length of PVC that he has?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Provide an appropriate response.Perform the multiplication: 3x3(7x2 + x - 3)
A. 10x5 + 4x4 B. 21x6 + 3x3 - 9x C. 21x5 + 3x4 - 3 D. 21x5 + 3x4 - 9x3
Mathematics
Perform the operation and simplify, or solve the equation for the variable.
= 
+ 
A. -3
B. 3
C. 
D. no solution
Mathematics