Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.f(x) = 3x5 - 7x4 + 3x3 - 7
A. 
B. 
C. 
D. 
Answer: A
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For the application, write a sentence answering the question.A rectangular flower bed in front of a building measures 3
feet by 12
feet. What is the total area of the flower bed?
A. The area of the flower bed is 36
square feet.
B. The area of the flower bed is 42 square feet.
C. The area of the flower bed is 43 square feet.
D. The area of the flower bed is 40 square feet.
For the given functions f and g, find the requested function and state its domain. Write the domain in interval notation.f(x) = 
; g(x) = 5x - 2;
Find 
.
A. 
(x) = 
; [0, ?)
B. 
(x) = 
; (-?, 0) ? (0, ?)
C. 
(x) = 
; (-?, 
? 
, ?)
D. 
(x) = 
; (0, 
? 
, ?)
Check whether the set and the operation form a group. Answer yes or no. ? ?? for +
What will be an ideal response?
Solve the triangle. Round lengths to the nearest tenth and angle measures to the nearest degree.a = 9, b = 6, c = 5
A. A = 109°, B = 39°, C = 32° B. A = 39°, B = 32°, C = 109° C. A = 109°, B = 32°, C = 39° D. A = 39°, B = 109°, C = 32°