Questions and answers by

Devon

Questions (131)

What is the answear to add.5. 5/8 7. 2/3 19. 3/4
1. 1 answer
2. 373 views
A projectile is fired with an initial velocity of 350 feet per second at an angle of 45° with the horizontal. To the nearest
1. 1 answer
2. 2,946 views
For the vectors u=(2,-3) and w=(-1,2), calculate |-3u| - |2w|.
1. 3 answers
2. 534 views
A ship travels 200km west from port and then 240km due south before it is disabled. Illustrate this in a vector diagram. Usa
1. 1 answer
2. 1,813 views
A person must decide whether or not to proceed with a particular investment project. If the project succeeds, She will gain $15
1. 1 answer
2. 764 views
simplify:(x^-2 - y^-2) / (x^-1 - y^-1) i know you have to get rid of the negative powers, but i cant figure out how, any help?
1. 4 answers
2. 452 views
sketch the graph y=abs(x)+2then sketch over the y=x line.
1. 2 answers
2. 422 views
How do i find the valence electron for Chlorine.
1. 2 answers
2. 464 views
In my tenth-grade-level physical science class, we're studying heat, and I completely don't get it. I'll read the definition for
1. 0 answers
2. 1,311 views
i don't really know how to go about anwsering this problem:the weight of the eggs produced by a certain breed of hen is Normally
1. 6 answers
2. 2,138 views
A study to determine whether or not a football filled with helium traveled farther when kicked than one filled with air found
1. 2 answers
2. 2,064 views
Standard Normanl Drill:A. Find the number z such that the proportion of observations that are less than z in a standard Normal
1. 3 answers
2. 8,393 views
Why do you suppose AIDS has infected people across the entire planet, and Ebola "retreats"?
1. 0 answers
2. 439 views
thank you!What is the molar concentration of hydroxide ions in a solution with a pH of 6? Find the concentration of H ions
1. 0 answers
2. 1,141 views
I have to write a page on my take about Oprah Winfrey speech at Howard university.Where can i find a transcript of her speech at
1. 0 answers
2. 620 views
gahh i cant figure this one out either. you have you verify the identity only using one side of the equation:sec^2x*sin^2x+sec^2
1. 0 answers
2. 562 views
it says to verify the following identity, working only on one side:cotx+tanx=cscx*secx Work the left side. cot x + tan x = cos
1. 0 answers
2. 746 views
it says solve for all real solutions, compute inverse functions to 4 sigfigs.cos^2x=3-5cosx Devon, what grade level are these
1. 0 answers
2. 1,080 views
find the exact solutions2cos^2x+3sinx=0 the way it stands, that is a "nasty" question. Are you sure the second term isn't
1. 0 answers
2. 619 views
find the exact solutions (¦È in degrees)sin^2¦È+2cos¦È=-2 range= 0¡Ü¦È<360¡ã see the other problem, same procedure.
1. 0 answers
2. 589 views
find the exact solutions (è in degrees)sin^2è+2cosè=-2 change the sin^2 to 1-cos^2, then rearrage the equation into quadratic
1. 0 answers
2. 546 views
What is a good conflict resolution technique for employees?Talk together. Work it out. Compromise. If you cannot do this,
1. 0 answers
2. 1,321 views
How do i balance this equation?Al+N2---->AlN 2Al + N2 ----> 2AlN
1. 0 answers
2. 696 views
What is the determinant of -2 -35 0 15 How you get 15 Use the definition of a determinant. From the first column you take take
1. 0 answers
2. 950 views
Hydrogen boils at 20K. What is the boiling point of hydrogen on the Celsius scale?K is 273.15 degrees plus the celsius. so take
1. 0 answers
2. 1,789 views
How many electrons can occupy a single molecular orbital?and Alumimum is a group 3A metal, Which ion does A1 typically form? I'm
1. 0 answers
2. 904 views
How can a flow chart help you to name chemical compounds?Some people like to memorize rules and use the analysis of compounds
1. 0 answers
2. 810 views
i just read in the Editorial Section of the New York Times about Uinted States Losing the Good War.. You know where i can find
1. 0 answers
2. 598 views
A=1/2h(b+c)h=8=5 and c=2. What is the value of A What do you mean by h=8=5?? Given the formula A=1/2h(B+C) If H=8, B=5, And C=2,
1. 0 answers
2. 412 views
What is the general trend in atomic size within a group?within a period?within a period...it decreases In a group..it increases
1. 0 answers
2. 579 views
what are ten facts about lava flow?p.s:if possible,can i have the answer mailed back before tuesday.. Thanks in Advance!!! Here
1. 0 answers
2. 595 views