samancha85
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 3
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 1

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 2
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 Questions Asked
 2
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 Medals Received
 0

 Questions Asked
 1
 Questions Answered
 0
 Medals Received
 0

 Questions Asked
 51
 Questions Answered
 3
 Medals Received
 1

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Questions Asked

samancha85:
Group Title
Using a telescope , you track a rocket that was launched 4km away. recording the angle between the telescope and the ground at half sec. int…
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
Let f(x) be the function 1/x+9. Then the quotient
(f(8+h)f(8))/h can be simplified to 1/ah+b for: a=? and b=?
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
Consider lim x>2 f(x), where f(x)=4x1.
Find a delta such that: f(x)7<0.01 if
0<x2<delta
…
 updated one year ago
 7 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
Consider lim x>2 f(x), where f(x)=4x1.
Find a delta such that: f(x)7<0.01 if
0<x2<delta
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
consider limx>2 f(x), where f(x)=4x1
show that f(x)7<4delta if 0<x2<delta
 updated one year ago
 5 replies
 1 Medal
Mathematics

samancha85:
Group Title
Use the given graph of f(x)=1/x to find the largest number \delta such that
(1/x)0.5<0.2 whenever  x2 <delta
 updated one year ago
 2 replies
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Mathematics

samancha85:
Group Title
show that f(x)=x^2/x^7+1 takes on the value 0.4
 updated one year ago
 2 replies
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Mathematics

samancha85:
Group Title
a 62N force acts at 30degrees and a second 62N force acts at 60degrees. Determine the reultant force.
 updated one year ago
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Mathematics

samancha85:
Group Title
a 42km/h wind blows toward 215degrees, while a plane heads toward 125degrees at 152km/h. what is the resultant velocity of the plane? PLEAS…
 updated one year ago
 3 replies
 2 Medals
Mathematics

samancha85:
Group Title
what is the amt of heat released in 2zn+o2>2zno
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
A communication tower (the side CB) is located at the top (the point C) of a steep hill. The angle of inclination of the hill is 58 degrees.…
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

samancha85:
Group Title
A pilot flies in a straight path for 1 hour and 30 min. She then makes a course correction, heading 10 degrees to the right of her original …
 updated one year ago
 17 replies
 1 Medal
Mathematics

samancha85:
Group Title
A communication tower (the side CB) is located at the top (the point C) of a steep hill. The angle of inclination of the hill is 58 degrees.…
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
cos(22.5degrees)?
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

samancha85:
Group Title
find all angles in radians that satisfy this equation
sqrt(2)cos(x)sin(x) + cos(x)=0
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

samancha85:
Group Title
how do i solve this equation please
cos(t)^2=1/4 ????
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
one more please help with proving this identity:
(1/tan2x)+(cos2x/cot2x)=cot2x+sin2x
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
can i get help proving this identity please
tan^2(x)+sin^2(x)+cos^2(x)=sec^2(x)
…
 updated one year ago
 5 replies
 1 Medal
Mathematics

samancha85:
Group Title
how do i find the rate of formation?
…
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
cos(x)+tan(x)*sin(x)/sec(x)=1???
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
prove the following equation is an identity:
tan(x)+cot(x)=sec(x)*csc(x)
…
 updated one year ago
 4 replies
 1 Medal
Mathematics

samancha85:
Group Title
i need help figuring out the secant equation that has no phase shift, a period of pi, a range of (inf,3]U[3,inf) and a
domain of {xIx is…
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
how do i find the equation for a sinusoidal function using two points? (8,4) and (6,4)
…
 updated one year ago
 No Medals Yet
Mathematics

samancha85:
Group Title
a right triangle with a 36degree angle has an opp. side of 12 find the adjacent side (x)
 updated one year ago
 1 reply
 No Medals Yet
Mathematics

samancha85:
Group Title
how far does the tip of an hour hand on a clock move in 3hours if the hour hand is 2cm long?
 updated one year ago
 10 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
if tan(theta)=3/5 and sin(theta)<0 how do i find sin?
…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
If sin(theta)=3/6 and 0<theta<pi/2 , then evaluate cos(theta)
 updated one year ago
 26 replies
 2 Medals
Mathematics

samancha85:
Group Title
if sin(theta)=(3/8) and theta is in quadrant IV, then what is cos(theta)?
…
 updated one year ago
 8 replies
 1 Medal
Mathematics

samancha85:
Group Title
What is the linear velocity in MILES PER HOUR of the tip of a lawnmower blade spinning at 2400 revolutions per minute in a lawnmower that …
 updated one year ago
 13 replies
 1 Medal
Mathematics

samancha85:
Group Title
A circular arc of length 14 feet subtends a central angle of 25 degrees. Find the radius of the circle in feet
 updated one year ago
 15 replies
 No Medals Yet
Mathematics
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