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All Questions
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148893 Questions
0
64
3
15z² - (3z - 1) (4z - 1) + 1
15z² - (3z - 1) (4z - 1) + 1
In a calculation like this, are you supposed to change the minus inside both parantheses to plus?
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Guest
Jan 22, 2019
+2
75
3
+112
A racecar drives 10 laps around a 1-mile oval track in 250 seconds. What is the racecar’s velocity?
A racecar drives 10 laps around a 1-mile oval track in 250 seconds. What is the racecar’s velocity?
A river is flowing South at 14 mph relative to the bank. If a man rows a boat downstream at 5 mph relative to the river,
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McAcey
Jan 22, 2019
0
69
1
+112
A clown runs 5 laps around a 400-meter track in 9 minutes. What is the clown’s speed?
A clown runs 5 laps around a 400-meter track in 9 minutes. What is the clown’s speed?
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McAcey
Jan 22, 2019
+1
111
2
+115
Trigonometry - Small Angles
Assuming that sin Ø= Ø – k Ø 3, where k is a numerical constant, is a sufficient approximation to the value of sin Ø when Ø is a small angle, use the formula: Sin 3Ø = 3 sinØ - 4 sin3 Ø to show that k= 1/6. (This result gives, of course gives a better approximation
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OldTimer
Jan 22, 2019
+1
52
2
Sampling of Data
The April 20,2009 issue of the magazine Sports Illustrated reported that the Oklahoma City Thunder, a professional basketball team, had a win-loss record for the 2008-2009 season that was actually worse for home games that were sold out (3 wins and 15 losses)
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Guest
Jan 22, 2019
+1
87
7
+409
Square roots
Hi good people!, for the following sum I get a different answer to the book, and no matter how many times I do this sum, I keep getting the same answer. please help me to see where I'm going wrong?
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juriemagic
Jan 22, 2019
+1
81
2
HELP PLZ
At a party there are only single women and married men with their wives. The probability that a randomly selected woman is single is 2/5. What fraction of the people in the room are married men?
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Guest
Jan 22, 2019
+1
72
1
graphing help ?
graphing help ?
http://prntscr.com/madiuo
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Guest
Jan 22, 2019
+1
106
4
Asymptotes Help!!
(a) If
find the sum of the values of where the vertical asymptotes of are located.
(b) What is the horizontal asymptote as x approaches negative infinity of ?
(Don't forget that an asymptote
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Guest
Jan 22, 2019
+1
53
2
Please help!
What real value of t produces the smallest value of the quadratic t^2-9t-36?
Please!!!! i need the answer tomorrow for math!!!
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Guest
Jan 22, 2019
+1
67
2
help
For how many ordered pairs of positive integers does the equation hold?
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Guest
Jan 22, 2019
+1
65
1
+5
P = 2L + 2W
P = 2L + 2W
Find the value of P if L=7.9 cm and W=12.4 cm. Round to the nearest TENTH
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haleybear778
Jan 22, 2019
Jan 21, 2019
+1
91
1
+62
Math Help Asap
Need Math Help Keyboard not working
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kk345
Jan 21, 2019
+1
51
1
please help!
A line is drawn through the points (-2,6) and (-4,-2). What is the y-coordinate of the point where this line intersects the y-axis?
PLEASE HELP!!!!!
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Guest
Jan 21, 2019
+1
95
1
help
Suppose that , where A, B, and C are valid digits in base 4 and 9. What is the sum when you add all possible values of A, all possible values of B, and all possible values of C?
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Guest
Jan 21, 2019
+1
77
1
help!!
if you complete the square on the equation \[x^2 + 10x = 9,\]you will get an equation of the form "$(x + r)^2 = c$". Enter this equation.
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Guest
Jan 21, 2019
+1
98
2
In how many different ways can 2/15 be represented as 1/a + 1/b, if a and b are positive integers with a>b
In how many different ways can 2/15 be represented as 1/A + 1/B, if A and B are positive integers with A less than or equal to B
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Guest
Jan 21, 2019
+1
60
1
Help
CAN SOMEONE PLEASE HELP!
Write a system of equations to describe the situation below, solve using any method, and fill in the blanks. An event organizer is reserving rooms for two company-wide events. For the quarterly meeting
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Guest
Jan 21, 2019
+1
59
2
Help
Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
An employee at a party store is assembling balloon bouquets. For a graduation party, he assembled 6 small balloon bouquets and 3 large balloon
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Guest
Jan 21, 2019
+1
60
2
Help
Write a system of equations to describe the situation below, solve using any method, and fill in the blanks.
Yoshi is building bookshelves to sell at a furniture store. First, he built 10 small bookshelves and 4 large bookshelves, using a total of 572
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Guest
Jan 21, 2019
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