Write the augmented matrix for the system. Do not solve.7x + 7y = 14 5y = -10
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the formula for the sum of the first n terms of a geometric sequence to evaluate the sum.
A. - 
B. - 
C. 26,214
D. 
Mathematics
Evaluate the determinant by expansion by minors.
A. -11 B. -53 C. 0 D. -36
Mathematics
Evaluate the integral. 
A. 9 sin-1
- 
+ C
B. 9 sin-1
- x
+ C
C. 
- 3 ln
+ C
D. -3sin-1
- x2
+ C
Mathematics
Which of the points A(6, 7) or B(5, 8) is closer to the origin?
What will be an ideal response?
Mathematics