Total # Posts: 17

math
The internal angles of a triangle in the ratio 3:5:7. Find the degree measures of the angles. Also find measure of its greatest exterior angle.Give complete calculation.

Algebra
Maximize the following objective function using simplex method: Z=10 X_(1 )+8 X_2 Subject To: 3 X_1+1X_2 ≤4500 2 X_1+2X_2 ≤4000 X_1+3X_2 ≤4500 With X_1 ≥0 X_2 ≥0

maths

Physics
90.0g of copper (c=390J/kg*oC) at 80.0°C are added to 270g of water at 20.0°C. What is the final temperature of the mixture?

physic
Thanks. I got 550km/hr is it correct, and I don't know the plane direction

physic
a plane aims north at 450.0km/hr. the wind blows from the south at 100.0km/hr. what is the planes ground velocity.

physic
b) d=vi+at d=22.22+1.5+3=26.72 d=22.22+1.5+4=27.72 d=27.72-26.72 d=1 is it correct for

math

math
288

geometry
steve-ur right.. we can place six points on each of it's veritices...nd if we put the other point on it's center,the maximum distance between the two closest points will be same as the length of it's side length...so the answer is 20.

computer science
employeeID = "" hourlyRate = 0.0 regularHours = 0.0 grossPay = 0.0 tax = 0.3 parking = 10.0 overtimeHours = 0.0 netPay = 0.0 input employeeID, hourlyRate, regularHours, overtimeHours grossPay = regularHours * hourlyRate + overtimeHours*hourlyRate*1.5 netPay = ...

AP STATISTICS
P(X < 14.0) = P((x - 15.7) / 0.7) < (14.0 - 15.7) / 0.7) = P(Z < -2.43) = 0.0076 P(X < 18.0) = P((x - 15.7) / 0.7) < (18.0 - 15.7) / 0.7) = P(Z < 3.29) = 0.9995 or use calc by typing in normalcdf(-99,-2.43) and normalcdf(-99,3.29)you get the same ...

maths
cos2x-cosx+1=0 solve this

trig
prove that (2cosx+1)(2cosx-1)= 1 +2cos2x

ECONOMICS CaseStudy
CASE 1 PACIFIC COPPER INDUSTRY Pacific copper industry, a family-owned business, produces copper that is purchased by other firms to make wire, tubing and sheets. The copper is produced in 1000 pounds ingot and is identifiable as having been produced by Pacific copper only by ...

MassCommunication
CASE 1 PACIFIC COPPER INDUSTRY Pacific copper industry, a family-owned business, produces copper that is purchased by other firms to make wire, tubing and sheets. The copper is produced in 1000 pounds ingot and is identifiable as having been produced by Pacific copper only by ...

Basic Design
Principles of art & design

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