7. which of the following is an example of quantic polynomial function?
A. P(x) = 2x² - 1 C. P(x) = x + 4x - 7
B. P(x) = x4 - 25 D. P(x) = x + 4x2 - 5x +1

8.A tree is supported by a wire anchored in the ground 5 feet from its base. The wire is 1 foot longer than the height that it reaches on the tree. Find the length of the wire.
A. 12 ft
B. 13 ft
C. 14ft
D. 15ft

9. A nour habary specializing halal battles offers decorated Sheet cakes for children's birthday parties 14 ft and other special occasions. The bakery wants the volume of a small cake to be 351 cubic inches. The cake is in the shape of a rectangular solid. They want the length of the cake to be 4 inches longer than the width of the cake and the height of the cake to be one third of the width. What should the size of the cake pan be?

A. 13 in X 9 in X 3 in C. 12 in X 10 in X 3 in B. 13 in X 3 in X 3 in D. 12 in X 9 in X 4 in

10. A shipping container in the shape of a rectangular solid must have a volume of 84 cubic meters. The client tells the manufacturer that, because of the contents, the length of the container must be one meter longer than the width, and the height must be one meter greater than twice the width. What should the dimensions of the container be?

A. 3 meters by 4 meters by 7 meters
C. 3 meters by 4 meters by 8 meters
B. 3 meters by 5 meters by 7 meters
D. 3 meters by 5 meters by 8 meters ​