Simplify.43 ÷ 1
A. 43
B. 0
C. undefined
D. 1
Answer: A
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Decompose into partial fractions.
A. 
- 
B. 
+ 
- 
C. 
+ 
- 
D. 
+ 
+ 
Solve the problem.An explosion causes debris to rise vertically with an initial velocity of 64 feet per second. The function 
describes the height of the debris above the ground, s(t), in feet, t seconds after the explosion. What is the instantaneous speed of the debris when it hits the ground?
A. 128 B. 64 C. -64 D. -128
Determine the coefficient and the degree of each term in the polynomial.5x6 + 4x3 - x
A. Coefficients: 5, -4, 1; degrees: 6, 3, 0 B. Coefficients: 6, 3, 1; degrees: 5, -4, -1 C. Coefficients: 6, 3, 1; degrees: 5, 4, -1 D. Coefficients: 5, 4, -1; degrees: 6, 3, 1
Determine if the parabola whose equation is given opens upward or downward.y = x2 - 2x - 2
A. Downward B. Upward