# Questions Asked onJuly 5, 2008

1. ## statistics

Chicken Delight claims that 90 percent of its orders are delivered within 10 minutes of the time the order is placed. A sample of 100 orders revealed that 82 were delivered within the promised time. At the .10 significance level, can we conclude that less

2. ## music

Is the sonata-allegro form still being used today?

3. ## Algebra 1

sqrt r - sqrt s/ sqrt r + sqrt s =r sqrt r- sqrt rs +sqrt s/ r can someone check this for me please.

5. ## english

choose the phrase that's correctly capitalized? A-an italian grocery B-the prudential building C-the renaissance D-CHEMISTRY 101

2)Prove the following identities: a)(cosecx + cotx)(cosecx - cotx) = cotxtanx b)2/1+sinx + 1/1-sinx = 3sec^2x - tanxcosecx

7. ## Summer School Calculus

I don't know how to answer this: A vector can be used to represent the path of a drill tip used to bore a deep mine shaft in Sudbury one quarter of the way to the centre of the Earth. Represent the vector using a directed line segment and Cartesian

8. ## comprehensive grammar

Inclusive Language: Nonsexist 1a. I understand Dr. Maurice hired a new nurse. What is her name? 1b. I understand Dr. Maurice hired a new nurse. What is his or her name

9. ## physical chemistry

how can i get the critical temperature of CO2 given a set of data which consists of surface tension and density at different temperatures. The table looks like this: T(oC) density surface tension 0 0.927 4.50 20 0.772 1.16 I really need some help about

10. ## math

what is the derivative of y=4secx^2=3cotx ?

11. ## math

f(x)=sin3x, find f^(79) and f^(120)? What am I suppose to do?

12. ## Calc.

What are three real-world applications for vector projections? Thank you.

13. ## math

When looking for the vertical asymptote in for example, 1/(x^2+3), would the vertical asymptote be radical 3 or just there isn't one?

14. ## Algebra

25x^4-20x^2+3=0 = x= i sqrt3/5,-i sqrt3/5. I used the method complete the square. is this is correct

15. ## Need some ideas.... for a Pre-K class

I am teaching a Pre-K class this summer and the theme for the next two weeks is Community History. What could I all my pre-k class to do that connects to this theme? I thought of helping them to construct houses or certain buildings using boxes and also

16. ## math

Solve the following equation for theta (θ) over the given domain: √3 sin 2θ = cos 2θ Domain: 0 < θ < 360

3)Show that (cot^2)x - (cos^2)x = (cos^2)x(cot^2)x

18. ## Math

Linda is 9/10 as tall as patrick and 3/4 as tall as Ali. If the total height of the 3 pupils is 418.5 cm, how much taller is Ali than Patrick? Please help me and tell me how you get the answer step by step. Thanks

19. ## algebra

do I do this correct and if not can you please show and tell me what I did wrong? thank you 6x^2-7x=3 We have to move the 3 to the left so it becomes 6x^2-7x-3=0 6x^2-7x-3=0 this makes this a quadratic equations 6*x^2-7*x-3=0 and has the answer of 1.5,-0

20. ## inside criminal law

Identify one justification and excuse defense.

21. ## math

x^3+x / x+1 what is the horiztonal asymptote?

22. ## math

(Csquared+14c+49)divided(c+7) The quotient is?

23. ## Math

John was building a new fence, and he wants it to stand 8 1/2 feet above ground level. To make sure it is secure he must place it 2 3/4 feet into the ground. How long of a post should John buy?

24. ## Graph question-geometry

Which axis is the independent value?

25. ## Algebra

Solve:25x^4-20x^2+3=0 =(sqrt5/5),-(sqrt5/5),(sqrt15/5),(-sqrt15/5). Can you tell me which one is correct.This is a second post to the first one.

26. ## politics

what are the views on restriction of immigration from all the parties (democratic, republican, and libertarian?)

27. ## algebra

did i do this correct and if not can someone help me to do it correct and show me the steps so i know what i did wrong. thanks. a^2+2a¡Ü15 (a+5)(a-3)¡Ü0 (a+5(a-3)¡Ü3 Solution is -5¡Üa¡Ü3

28. ## Algebra

1/z=2/z-1/11 the answer is z=11 is this correct.

29. ## critical

Identify the principal issue presented by the source Critical Analysis

30. ## geography

my home work question is how girls are dis crimenated in india

31. ## Math

Find a polynomial for the perimeter and for the area. b+8=length b=width

32. ## crt205

When liquor was banned in 1920, hospitalizations for acohlism and related diseases plummeted in 1933, when prohibition was repealed, alcohlo-related illnesses rose sharply again. Legalization of cocaine, heroin, and marijuana would not curb abuse of those

33. ## literature

which one of the following genres presents the authors personal ideas and feelings about a particular topic?