09/19/16

Some biologist catch, tag, and release 125 fish in Small Lake. The next day they catch 77 fish, 7 of which have tags. How many fish is is in the lake?
Some biologist catch, tag, and release 125 fish in Small Lake. The next day they catch 77 fish, 7 of which have tags. Use this information to estimate the number of fish in the lake.    So this... more
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09/19/16

Help me find the derivative algebraically
The problem is g(t)= t2+t at t=-1 So I approached it like I normally do. 1)   g'(-1)=limh→0 (g(-1+h)-g(-1))/h 2) g'(-1)=limh→0 (g(-1+h)2+(-1+h) -g(-1))/h 3) g'(-1)=limh→0 (1-2h+h2-(-1))/h But... more
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09/16/16

This question is pertaining to College Algebra
Solve by completing the square   x^2 - 2x - 2 = 0
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09/16/16

Mr. Smith owns 3/8 of the company. After selling 1/3 of his share, how much of the company does Mr. Smith still own?
This is a basic fraction word problem but im a bit confused with my answer. help me understand with your solution/explanations
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09/15/16

What does this mean? Physics Help!!!!!!!!!!!!!!!!!!!
A weightlifter holds a 150 kg weight 2 m from the floor. Calculate the speed which the weight hits the floor when dropped. You may assume that no energy leaves the system, and that the... more
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09/14/16

a highway is 4 to the 4th power miles long runs parallel to a country is 4 to the 2nd power miles long how many longer than the country is the highway
I cant figure it out because the country road is only 16 miles long and highway is 256 miles long
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09/13/16

one-quarter of the players on a basketball team are girls. if there are 12 players in all on the team how many are boys
hello i need help with my math and its really hard 
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09/12/16

what factors does 28 and 44 have in common
well i think that it would be 4 because that is what can go in  both of those numbers 
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09/12/16

What is the square root of this equation v2X-13=11
 What is the above square root of the equation please ?
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09/09/16

Physics Hard question
Imagine that a sprinter accelerates from rest to a maximum speed of 10.8m/s in 1.8s. In what time interval will he finish the 100-m race if he keeps his speed constant at 10.8m/s for the last part... more
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09/09/16

Order of Operations
3 x2+5xy+y2  When x=2 y=5
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09/09/16

Half a number is 7 less than twice the number. How do I write this?
Half a number is 7 less than twice the number. How do I write this?
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09/09/16

Plane ABC and plane BCE ____ be the same plane
select one a. cannot b. may c. must
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09/08/16

Solve and classify the given system of linear equations.
{m=4(n+3) {m=n-5
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09/07/16

The sum of the two smallest of five consecutive even integers is 50 less than the sum of the other three integers. What is the smallest integer
The sum of the two smallest of five consecutive even integers is 50 less than the sum of the other three integers. What is the smallest in
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09/07/16

southern whites who supported republican policy throughout reconstruction were sometimes called what
I just don't get how to answer the,. do I look at a glossary or something? I don't know 
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09/07/16

The sum of two consecutive even counting numbers is 66.
A) what are the 2 numbers? B) if x is the first number what is the sum in terms of x?
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09/07/16

How many moles of atoms are there in 6913 x 10^23 atoms Mg. Answer in moles.
How many moles of atoms are there in 6913 x 10^23 atoms Mg. Answer in moles.
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09/06/16

Interpret S(t) = 260 log(At + 10)-220
A student has spent the last few years learning Spanish at a special language Academy. The number of words in Spanish, S(t), that he knows is given below where A is a positive constant and t is the... more
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09/05/16

A milkman has two empty jugs: a three gallon and a five gallon. How can she measure exactly 1 gallon without wasting any milk?
I have no idea how o do this problem and I need it done
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09/04/16

Let f(x) = x - 2 and g(x) = x2 - 7x - 9. Find f(g(-1))?
Answers are   −21 −3 3 21
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09/01/16

Consider the function y(?) = 10 + 4cos(5?), finding period and largest number.
Consider the function y(θ) = 10 + 4cos(5θ)(b) What is the period of the function? so I first said 5, but then I remembered 2pi/b, b=period so I solved for b and got this answer:2π/5?, but it seems... more
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08/31/16

write and equation for each situation. Help!
Penn used the formula for the sum of angles inside a polygon: Sum of the interior angles= (n-2)180, where n is the number of angles of the polygon. Penn's answer is 1,980 degrees. How many angles... more
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08/27/16

VIRAL EQUATION PLEASE SOLVE
So, there is a viral equation going around and everyone is arguing about who is right on Facebook. This is the funniest thing. There are two answers: 6 and 24. Please, solve the equation... more
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08/21/16

Perform the indicated operation - Show Work Please
f(x) = x^2+2x g(x) = 3x + 1   Find f(g(x))   Final Answer is meant to be 9x^2 + 12x + 3
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