02/24/15
You deposit $800 in an account that pays 2.65% annual interest compounded continuously. What is the balance after 12.5 years?
Please help with this question I have a test tomorrow on equation. Plz help. Thanks
02/24/15
The function f is continuous and non-linear for -3 is equal and less than x is equal and less than 7 and f(-3)=5 and f(7)=-5.
If there is no value of c on -3<x<7 for which f'(c)=-1, which of the following statements must be true?
a) for come c on -3<c<7, f'(c)<-1
b) For some c on -3<c<7, f'(c)>-1...
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02/24/15
Factor Completely: x^4-15x^3+81x^2-185x+150
I'm confused on how to do this question
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02/23/15
Use triangle XYZ below to answer the following questions. X(40,0) Y(30,40) Z(50,45) Explain why the triangle XYZ is a right angle.
I am not sure how to find out why this is a right triangle, can anyone please help me find the answer! thank you
02/23/15
Maria is 6 times older then Tina. In 20 years, Maria will be only twice as old as Tina. How old is Maria now?
a. 30b. 40
c. 50
d. 60
02/23/15
a boat uses 50 feet of rope to drop anchor in a lake. The angle that the rope makes with the bottom of the lake is 20°. What is the depth of the water?
a boat uses 50 feet of rope to drop anchor in a lake. The angle that the rope makes with the bottom of the lake is 20°. What is the depth of the water?
02/23/15
Need help with math 9 algebra/system word problem.
The sum of the digits of a two-digit number is one more than three times the units digit. When the digits of the two-digit number are reversed, the number is reduced by 36. First write two...
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02/23/15
The sum of a two-digit number is 8. If the number is multiplied by 4, the result is 104. write and solve a system of equations. find the number
can you provide this with steps please.
02/23/15
Coin toss probability
A fair coin is tossed 12 times. What is the probability of obtaining heads exactly once? Express the answer in both tera of nCk and as a four-place decimal.
02/23/15
Two numbers, x and y, add up to 10. What is the largest their product could be?
I don't know how to do this problem, help.
02/23/15
A wheel with a diameter of 0.75 meters rolls 20 meters at a constant velocity in 12 seconds. What is the angular velocity of the wheel during that time?
find the angular velocity of the wheel
02/23/15
Bmi between 19 & 25 is considered healthy find the weight range using the formula given
BMI= 704 x (weight in lbs)/ (height in inches)2
72 in. Is the height
how do I solve
A gardener mixs 10% of soution with 20% of the same solution equals 4-quarts of a 16.25% of the same solution. How many quarts of each does he us?
A gardener mixes a 10% nitrogen solution with a 20% nitrogen solution to make 4-quarts of a 16.25% nitrogen solution. How many quarts of each does he use?
02/21/15
Write an expression for the combined total dollar amount she earned this month.
Tina works as a tutor for $12 an hr and as a waitress for $7 an hr.This month,she worked a combined total of 96 hrs at her 2 jobs.Let t be the number of hrs Tina worked as a tutor this month.Write...
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02/21/15
Consider the following system of equations y=3x-7, y-3x=5. What can you conclude about the system of equations?
Consider the following system of equations y=3x-7, y-3x=5. What can you conclude about the system of equations?
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02/21/15
Three Variables Please help
Can someone show me the steps on how to solve this I have been trying for more the 4 hours and cant seem to get the answer correctly
5a + 3b = 22..12c - 85b = -24433c + 13a = 290
answer in...
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02/21/15
In paralleogram STUV, SV= x+3, VU= 2x-1, and TU=4x-3. What is the length of VU?
Sides SV and TU are opposite each other and side VU is opposite side ST. The figure itself is a parallelogram.
02/21/15
Math word problems
Not sure how to begin to solve this one."A car and a truck leave Allen park at the same time, heading in opposite directions. When they are 350 miles apart, the car has gone 70 miles farther than...
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02/20/15
If f is a continuous function, what is the limit as h approaches 0 of the average value of f on the interval [x; x + h]
If f is a continuous function, what is the limit as h approaches 0 of the average value of f on the interval [x; x + h]
02/20/15
A circle with radius 4 has a sector with a central angle of 21/20p radians. What is the area of the sector?
9th grade geometry
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