Factor completely.15x2 - 6x + 25x - 10
A. (15x + 5)(x - 2)
B. (3x + 5)(5x - 2)
C. (15x - 5)(x + 2)
D. (3x - 5)(5x + 2)
Answer: B
Mathematics
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Determine the size of the sample space for the experiment described.A box contains 3 blue cards numbered 1 through 3, and 4 green cards numbered 1 through 4. State the number of elements in the sample space of picking a blue card followed by a green card.
A. n(S) = 7 B. n(S) = 9 C. n(S) = 12 D. n(S) = 144
Mathematics
Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 7
C. 
D. 7
Mathematics
Insert <, >, or = to make the statement true.
0.33
A. < B. = C. >
Mathematics
Write the decimal point in the correct location. 4957 × 0.070 = 346990
A. 3469.90 B. 346.990 C. 346,990. D. 34.6990
Mathematics