mabel
Most popular questions and responses by mabel
math
Previously you found that a 15degree counterclockwise rotation centered at(2,1)sends the point(4,6)to another point (x, y) ≈ (2.638, 6.347). The diagram on the right shows the vector v in the same direction as vector [2,5], only with a different length.
asked on December 6, 2018 
Math
An attack submarine is at a depth of 560 feet below the surface and detects a ship on the surface with its sonar that is at a 1.5 degree angle of elevation. What is the actual distance from the submarine to the ship in yards. Additionally is the sonar
asked on March 30, 2016 
Math
An attack submarine is at a depth of 560 feet below the surface and detects a ship on the surface with its sonar that is at a 1.5 degree angle of elevation. What is the actual distance from the submarine to the ship in yards. Additionally is the sonar
asked on March 30, 2016 
calculus
find the average value of the function f(x,y)=xe^y over the plane region R is the triangle with vertices (0,0), (1,0) and (1,1)
asked on April 2, 2012 
7th grade
what is social health? what is mental/emotional health?
asked on September 14, 2010 
calculus
Use the Midpoint Rule to approximate the integral (5x9x^2)dx from 6 to 15
asked on December 3, 2008 
Data Management
Could you help me with this math question. The mean of 4 numbers is 5 and the mean of 3 different numbers is 12. What is the mean of the 7 numbers combined? Produce an algebraic solution.
asked on March 2, 2015 
calculus
find a function f given that (1) the slope of the tangent line to graph of f at any point P(x,y) is given by dy/dx=3xy and (2) the graph of f passes through the point (0,2)
asked on April 10, 2012 
math
solve 0.5(x5)+x=0.2(2+6x)
asked on February 21, 2012 
Chemistry
The approximate pKa values for the three dissociating groups of lysince are 2.2, 9.0, 10.5. What would the pH after addition of 10ml of 1.0M NaOH to 100ml of 0.1M lysine at pH 2.2?
asked on August 14, 2011 
Calculus
The owner of a farm wants to form four rectangular corrals. He has 750 meters of iron gate to enclose and to separate the four corrals. To save materials, he he decides to enclose a large area and to divide into four rectangles. Divide them will use part
asked on July 14, 2011

Science
I'm 9 years late _
posted on February 22, 2019 
MATH VERY URRRGENT!!!!!!!!!!!!!
It says urgent because it’s a test, not really urgent, the person is just impatient lololol
posted on May 16, 2018 
research and MLA citation
canu tell me the answers
posted on April 24, 2018 
Translating a sentence into a onestep equation
squid
posted on February 14, 2017 
statistics
28.22
posted on May 12, 2016 
Maths area
16+20=36 so 36 feet.
posted on November 7, 2015 
Physics
1280
posted on November 8, 2008