Simplify.-8 + 5 - 4
A. 7
B. -9
C. 1
D. -7
Answer: D
Mathematics
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Find the derivatives of all orders of the function.y = 
x3 + 
x2 + 4x - 15
What will be an ideal response?
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Write the augmented matrix for the system.
A. 
B. 
C. 
D. 
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Solve the problem.What is the y-intercept of y = sec x?
A. 
B. 1
C. 0
D. none
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Solve the system. If there is no solution or if the system's equations are dependent, so state.
A. infinitely many solutions; dependent equations B. no solution or ? C. {(0, 0, 2)} D. {(2, 2, 0)}
Mathematics