Friday
December 6, 2013

# Posts by joyce

Total # Posts: 125

Math
If the larger of two consecutive integers is subracted from twice the smaller integer, then the result is 21. Find the integers.

composition156
What aspect of writing an introduction do you anticipate may be a challenge for you? Why?

Math
What is the sum of the first 40 consecutive odd numbers?

algebra
At local community college, it costs \$150 to enroll in a morning section of an algebra course. Suppose that the variable n stands for the number of students who enroll. Then 150n stands for the total amount of money collected for this course. How much is collected if 34 studen...

physics
it takes 14 seconds for a runner to go from 5m/s to 19m/s? how do you calucate acceleration

calculus
f'(x)=9[1+lnx]

calculus
Find the derivative of the function. HINT [See Quick Examples on page 835.] f(x) = 9x ln x

math
Lexi and Marie had \$250 altogether. After Lexi spent 2/5 of her money and Marie spent \$40, they had the same amount of money left. how much money did Lexi have in the beginning ?

Linear equations
Please help me solve this problem- Find an equation for the line perpendicular to 6x+2y=-2 having the same y-intercept as -4x-3y=6

biology
explain how organisims have evolved physiologically to become suited to its environment

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