谁能帮我做做这份英语数学题？？？急急急。。。。求帮助！请发我邮箱！

谁能帮我做做这份英语数学题？？？急急急。。。。求帮助！请发我邮箱！
Note:
1. This exam will be finished in 100 minutes ;
2. Total grade is 100. (1)—(27),each scores 3, and (28) scores 4, (29)—(31) ,each scores 5.
Use the order of operations to evaluate following expression if and
(1)


(2)


Factor each of the following expressions.
(3)


(4)


(5)


(6)


Simply the following expressions.
(7)


(8)


Rationalize each denominator.
(9)

(10)



（11）Rationalize the numerator of .



Solve the following equations.
(12)



(13)



（14）A landscape architect wants to make an exposed gravel border of uniform width around a small shed behind a company plant. The shed is 10 feet by 6 feet. He has enough gravel to cover 36 square feet. How wide should the border be?







（15）Find the slope of the line through the points and



（16）Find an equation for the line with y-intercept and slope .



（17） Slove .




（18）Solve Graph the solution.



Solve
(19) .



(20)








(21)





(22)Graph the following function:








(23) Graph the greatest-integer function








Determine algebraically whether the given parabola opens upward or downward, and find its vertex.
(24)



(25)



Give the equations of the vertical and horizontal asymptotes.
(26)



(27)



(28) Graph








(29).Graph









(30). Graph







(31).Graph