Find the length of the third side of the right triangle. Give an exact answer and an approximation to three decimal places.
A. b = 
; b ? 24.000
B. b = 
; b ? 4.000
C. b = 
; b ? 27.857
D. b = 576
Answer: A
Mathematics
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Factor completely. If the polynomial is prime, state so.x2 + 18x + 81
A. (x + 9)(x - 9) B. (x - 9)2 C. prime D. (x + 9)2
Mathematics
Convert the equation to the standard form for a hyperbola by completing the square.9x2 - 4y2 - 36x - 8y - 4 = 0
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Mathematics
Compute.8 + (-4)
A. 12 B. -4 C. 4 D. -12
Mathematics
Find the requested polynomial. Find a polynomial function of degree 3 with 2, i, -i as zeros.
A. f(x) = x3 - 2x2 + x - 2 B. f(x) = x3 - 2ix2 + x - 2i C. f(x) = x3 - 2x2 + ix - 2i D. f(x) = x3 + 2x2 - x + 2
Mathematics