Sunday
May 19, 2013

# Posts by Catherine

Total # Posts: 335

Mechanics
A tension test was performed on a steel specimen having an original diameter of 12.5 mm and gauge length of 50 mm. Using the data listed in the table, plot the stress–strain diagram, and determine approximately the modulus of toughness. Use a scale of 20 mm-50 MPa and 20 ...

Calculus
Sorrr, I didn't ask what to find. I have to Find the formula for F(a).

Calculus
Let F(a) be the area between the x-axis and the graph of y=x^2cos(x/4) between x=0 and x=a, for a>0 (consider the area to be negative if the graph lies below the axis).

Calculus
Let F(a) be the area between the x-axis and the graph of y=x^2cos(x/4) between x=0 and x=a, for a>0 (consider the area to be negative if the graph lies below the axis). Find a formula for F(a).

Geography
I didn't find much... But I did find the Balcones Escarpment! Is that right?

Geography
What are some major landforms by Wichita Falls, Texas?

math
I think it's 44 if you mean add the 2 digits together to get the summ.

MATH HELP!!!!!!! :(
This is a riddle, and I'm supposed to find a 5-digit number from it..... My thousand's digit is the first that is perfect, but if you're not happy with that, it's also the product of the first two primes. My units digit is the odd of those two primes, and if yo...

Coordinate system
XComplete the table of values for the equation 8x+2y=80 xy 0? ?0 2? that is what I got so far, please help me get the rest

Linerar Equations in 2 Variables
Complete the ordered pair for the equation y=-10x+18 I have one of the ordered numbers given to me by my instructor, I have to come up with the first one, this is excactly hwo he gave it to me, but I really dont understand this...Can someone please help me understand it better...

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