Provide an appropriate response.
Under which of the following conditions of k will this quadratic, x2 + 8x + k = 0, have real-number, but unequal roots?
A. k ? 16
B. k ? 16
C. k > 16
D. k < 16
Answer: D
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Convert the decimal form numeral to a numeral in the base indicated.2874 to base 9
A. 35489 B. 31939 C. 38439 D. 34839
For the given pair of variables determine whether a is a function of b, b is a function of a, both, or neither.a is the savings account number of a customer at a bank, and b is the number of years the account has been active.
A. b is a function of a B. Both C. Neither D. a is a function of b
Fill in the blank with one of the words or phrases listed below. Not all choices will be used and some choices may be used more than once.
The expression a3 - b3 is called a 
.
A. difference of two squares B. sum of two cubes C. perfect square trinomial D. difference of two cubes
Factor completely.150x2 - 294y2
A. 6(5x - 7y)2 B. (30x + 42y)(5x - 7y) C. 6(5x + 7y)(5x - 7y) D. (5x + 7y)(30x - 42y)