Write the augmented matrix for the system.-2x + 4z = 34 2y + 6z = 62 7x + 5y + 8z = 99
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Write in standard notation.
A. 800 B. 80 C. 0.08 D. 8000
Mathematics
Find the slope of the line tangent to the graph of the function at the given value of x.y = -4 - x2; x = 7
A. -2 B. -14 C. 7 D. 14
Mathematics
Provide an appropriate response.Suppose ?PQR ? ?ABC, where ?ABC is shown below. Find PQ.
A. 5 B. Cannot be determined C. 3 D. 4
Mathematics
Perform the calculations indicated. Express your answer in scientific notation.
A. 9.2 x 10-16 B. 4.6 x 10-16 C. 9.2 x 102 D. 4.6 x 102
Mathematics