05/15/14

how many different sums of money can you make using one or more of these bills?
If you have a $1 bill, a $5 bill, $10 bill, and a $20 bill, how many different sums of money can you make using one or more of these bills?
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01/07/14

logrithms help
Two cell divisons per day implies that the number of cell divisions in ( T ) days is 2*T cell divisons. This means that the equation we can use is C(T) = 10*22*T   for T days. How many days will it... more
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01/04/14

intrest calculation
if David invest $1000 in an account paying an annual percentage rate of 12% compunded quaterly, how much would he have in your account at the end of 1 year, 10 year and 100 year?
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06/02/13

find the area of ?ABC to nearest unit
1) <A=48 , b=24, c=18 2) a=24, b=28, c=35
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06/02/13

solve the triangles
1) c = 26 , <B = 49 , <c = 53 2) <A = 56 , b = 12 , a = 11 3) <A= 94 , <C = 22 , b=5 4) <C = 58, a = 12, b = 16 5) <B = 68 , b = 14, c = 18
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06/02/13

find the exact values of the 6 trig function for a) 240 degree and b) 13p/4
find the exact values of the 6 trig function for a) 240 degree and b) 13π/4
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06/02/13

find the exact value of cot(9p/2) and sin(-5p) ???
find the exact value of cot(9π/2) and sin(-5π) ???
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04/30/13

find using law of sines
find using law of sines  < = Angles  <A=32 <C=57 c = 27 a = ???
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04/29/13

determine how many solution exist
< = angles determine how many solution exist <A = 84 , a = 25 , b=15Solutions ----< B = __ <C = ___ c=__<B= __ <C=__ c=__
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04/29/13

how many solution exist
< = angles determine how many solution exist <A = 65 , a = 10 , b=20Solutions ----< B = __ <C = ___ c=__<B= __ <C=__ c=__
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04/29/13

law of cosines
use the law of cosines to find angle measure. a = 9 b = 10 c = 11 Find the measure of Angle(A) ?   
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04/29/13

exact value
use an angle sum identity to calculate the exact value of  tan(75).
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04/29/13

law of cosines
use the law of cosines to find the side of each triangle. round the answer to nearest tenth.angle(A ) = 58 degree side (b) = 9side (c) =12find side (a) ?
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04/28/13

use a double angle and half angle identity
write Cos^2(x/2) - Sin(2x) in terms of Sin(x) and Cos(X) . ((hint use a double angle and half angle identity ))
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04/28/13

ind all solutions for Sin^2x - 2sinx - 3 = 0 on the interval [0 , 2pi )
find all solutions forSin^2x - 2sinx - 3 = 0 on the interval [0 , 2pi )
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04/28/13

prove that 1 - Cos^2x = Cos^2x Tan^2x
prove that  1 - Cos^2x = Cos^2x Tan^2x
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04/28/13

Prove that Sin^2x + Cos^2x + 1 = 2Cos^2x + 2Sin^2x
Prove that  Sin^2x + Cos^2x + 1 = 2Cos^2x + 2Sin^2x
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03/25/13

what is her boats bearing and distance from key west harbor ?
Ms.Jeffrey takes off from her boat  in key west harbor and averages 40 knots traveling 3hours on course of 65 degree. he then travel for 4hours at same speed on a course of 153 degree. what is her... more
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03/25/13

angle of elevation
Erick sights the top of building and finds the angle of elevation to be 35 degree. He moves 100 feet closer and finds that the angle is now 40 degree. what is the height of the building?
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03/25/13

angle of elevation
from a 75ft observation tower a controller sights a hot air ballon at an angle of elevation of 20 degree. if horizontal distance from the tower is 300 feet . what is the elevation of the ballon?
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03/21/13

sketch the graph of y = 3sec (x - ?/2) for -2? = x = 2?
sketch the graph of y = 3sec (x - Π/2) for -2Π ≤ x ≤ 2Π
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03/21/13

find the exact value
find the exact value of sin^-1 (1/2), -Π/2 ≤ x ≤ Π/2
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02/04/13

Edward deposits $250 each month into a retirement account that pays 6.00% APR (0.50% per month). What is the value of this annuity after 20 years?
Edward deposits $250 each month into a retirementaccount that pays 6.00% APR (0.50% per month). What is the value of this annuity after 20 years?  
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02/03/13

Walmart company estimates that the computer they plan to buy in 18 months will cost $4,200.
Walmart company estimates that the computer they plan to buy in 18 months will cost $4,200. How much money should be deposited now into an account paying 5.75 % interest, compounded monthly so... more
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