Use row operations to change the first entry in the second row to 0. Rewrite the matrix.
A. 
B. 
C. 
D. 
E. none of these
Answer: D
Mathematics
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Factor completely.12x2 - 42x - 24
A. (2x - 1)(6x + 24) B. 6(2x + 1)(x - 4) C. 6(2x - 1)(x + 4) D. (12x - 6)(x + 4)
Mathematics
Check the addition. If the answer is incorrect, find the correct answer.
330
A. Correct B. Incorrect; should be 340 C. Incorrect; should be 417 D. Incorrect; should be 317
Mathematics
Multiply.
A. 379,494 B. 379,484 C. 379,444 D. 379,594
Mathematics
Find the derivative of the function.
?
?
What will be an ideal response?
Mathematics