samancha85
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Questions Answered

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 11 months ago
 7 replies
 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 11 months 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 11 months ago
 2 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
show that f(x)=x^2/x^7+1 takes on the value 0.4
 updated 11 months ago
 2 replies
 No Medals Yet
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
find all angles in radians that satisfy this equation
sqrt(2)cos(x)sin(x) + cos(x)=0
 updated one year ago
 1 reply
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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
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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
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
a right triangle with a 36degree angle has an opp. side of 12 find the adjacent side (x)
 updated one year ago
 1 reply
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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
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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

samancha85:
Group Title
Use long division to find the quotient and remainder when f(x)=3x^42x^36x^22x is divided by g(x)=4x6 .
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
given a quadratic function p(x) with zeros (xint) of 2 and 5, find the general and standard form for p(x)
…
 updated one year ago
 14 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
You buy a saguaro cactus 8 feet high and it grows at a rate of 0.8 inches each year. Express its height h, in inches, as a function of time …
 updated one year ago
 3 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
The graph of a function is horizontally compressed by a factor of 5 and vertically compressed by a factor of 2 Find an equation for this …
 updated one year ago
 8 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
(1 pt) Let f(x)=(1/x3) and g(x)=(1/x7).
Then the domain of f o g is equal to all reals except for two values, a and b with a<b and
a…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
f is 3x**24x+5 g is x**2+4 find f*g
 updated one year ago
 2 replies
 No Medals Yet
Mathematics

Kaj01:
Group Title
How do i find the coordinates of x + 3y = 9 ?
 updated one year ago
 6 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
given that f(x)=11/x9 and g(x)=14/x+9 find f/g and the domain
…
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

samancha85:
Group Title
given that f(x)=11/x9 and g(x)=14/x+9 find f+g
 updated one year ago
 8 replies
 1 Medal
Mathematics

samancha85:
Group Title
If a ball is thrown directly upward with a velocity of 52 feet per second, its height (in feet) after seconds is given by y=52t16t^2 . Wh…
 updated one year ago
 17 replies
 2 Medals
Mathematics
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