# Posts by Stephy

Total # Posts: 31

**Physics**

A bullet with mass (m) is fired vertically into a block of wood with mass (M) that is hanging from a rope at rest. If the billet has an initial speed Vi (initial velocity) find the height (h) that the block will swing into the air after the bullet becomes embedded in it m=0....

*February 26, 2017*

**Algebra 2**

Thank you so much it help a lot

*November 23, 2014*

**Algebra 2**

Quadratic Systems y=3x^2-5 x-y=3 Could you tell me the answer.I want to make sure I'm right and could you show work

*November 23, 2014*

**Algebra 2**

Solving Systems of Equations in Three Variables: 3x+3y-z=-3 -2x-3y+2z=3 x-6y+3z=0 PLease show work

*November 9, 2014*

**Algebra 2**

Solving Systems of Equations in Three Variables: 3x+4y+z=1 x+3y-z=-2 -2x+y-2z=-5 Please show work

*November 9, 2014*

**Phoenix University**

2.You are the head of the health information management department at General Hospital. An FBI agent has arrived at your office with a search warrant in hand. He asks to speak with you about the hospital’s health record. How should you respond?

*July 9, 2013*

**English**

-------------------- This poem is by Diana Chang and i reallly really have no idea what she is talking about. Im suppose to TPCASTT it paraphase, connotation, The attitude of the poem, and the shift , the theme, and the meaning of the title. please pleaseee help me!!! ------ ...

*February 8, 2013*

**math help**

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels b) use you defines variable to write algebraic expressions to represent the number of quarters,...

*November 24, 2012*

**MATH HELP**

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels. a) define a variable for the number of quarters collected. b) use you defines variable to write ...

*November 24, 2012*

**math**

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels. a) define a variable for the number of quarters collected. b) use you defines variable to write ...

*November 24, 2012*

**math**

someone please help me????

*November 24, 2012*

**math**

A charity organization is collecting change to raise monay. They have collected twice as many dimes as quarters, 22 more nickels than dimes, and 3 times as many pennies as nickels. a) define a variable for the number of quarters collected. b) use you defines variable to write ...

*November 24, 2012*

**history**

In what ways is Lincoln being president important for the unions success? Is it because he was willing to do whatever it takes to join them together? Is there anything else I could add to this?

*January 5, 2012*

**social studies**

In what ways (political, technological, cultural) has the world of Andrew Jackson become "unrecognizable" from the world of George Washington?

*January 1, 2012*

**Physical Science**

A dog having a mass of 32.0 kg runs at a constant pace of 9.50 km/hr. What is the magnitude of the dog's momentum?

*June 22, 2011*

**math**

Of 550 students at sam middle school, 30% are in pep club. How many students are not in the club?

*April 8, 2011*

**science**

What does it mean to say that a variable’s categories may be collapsed? What should the researcher keep in mind when collapsing categories for analysis?

*February 8, 2011*

**math**

Describe the difference between the graph of y -3 = -tan(-2x + 180) and y = tan(x)

*January 22, 2011*

**math (check my answer?)**

Find the equation of a sine function that has a vertical displacement 2 units down, a horizontal phase shift 60 degrees to the right, a period of 30 degrees, a reflection in the y-axis and an amplitude of 3. My attempt at an answer: Y = 3 sin (30x- 60) -2 Can someone tell me ...

*January 22, 2011*

**math**

A mass suspended on a spring will exhibit sinusoidal motion when it moves. If the mass on a spring is 85cm off the ground at its highest position and 41cm off the ground at its lowest position and takes 3.0s to go from the top to the bottom and back again, determine an ...

*January 22, 2011*

**math formulas**

4. Vanna has just financed the purchase of a home for $200 000. She agreed to repay the loan by making equal monthly blended payments of $3000 each at 9%/a, compounded monthly. Determine how much interest she will pay for her loan. h. How much would Vanna have saved if she had...

*January 21, 2011*

**math**

6. A lottery offers two options for the prize. Option A: $1000 a week for life Option B: $ 600 000 in one lump sum. The current expected rate of return for large investment is 7%/a, compounded weekly. a. Which option would the winner choose if s/he expects to live for another ...

*January 20, 2011*

**math**

hi... we are studying the different types of descrete math...and i need to write about the rabbits reproducing problem... i need information on how the numbers go 1,1,2,3,5,8...

*May 26, 2008*

**writing poems**

do you have any ideas on what i can write??

*May 20, 2008*

**writing poems**

i love going shopping...but i don't get how to do thses types of poems for some reason

*May 20, 2008*

**writing poems**

hi i had to do a concrete poem about shopping...but i don't know wat to write... can i get any ideas?

*May 20, 2008*

**physics-repost**

An owl has good night vision because its eyes can detect a light intensity as small as 5.0*10^-13W/M^2. What is the minimum number of photons per second that an owl eye can detect if its pupil has a diameter of 8.5nn and the light has a wavelength of 510nm? Can anyone please ...

*April 26, 2008*

**AP PHYSICS**

An owl has good night vision because its eyes can detect a light intensity as small as 5.0*10^-13W/M^2. What is the minimum number of photons per second that an owl eye can detect if its pupil has a diameter of 8.5nn and the light has a wavelength of 510nm? Can anyone please ...

*April 26, 2008*

**PHYSICS!!!HELP！！**

An aircraft carrier has a speed of 13.0m/s relative to the water. A jet is catapulted from the deck and has a speed of 67.0m/s relative to the water. The engines produce a 1550-Hz whine, and the speed of sound is 343m/s. What is the frequency of the sound heard by the crew on ...

*March 22, 2008*

**US HISTORY**

Although the U.S. Congress was still unwilling to declare war in early 1941, Churchill told his war cabinet, “We must patience and trust to the tide which is flowing our way, and to events.” What was it Churchill meant by this remark?

*March 18, 2008*

**MATH!**

What type of lines have a slope of zero? Write the equation of a line with the slope of -2 which contains the point (3,6) The x-axis has 0 slope. What about any other line with 0 slope? Use y-y1=m(x-x1) with m=-2, x1=3 and y1=6 What?? These were your questions and my responses...

*October 11, 2006*

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