sparkly16
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 Razaz Field
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Questions Asked

sparkly16:
Group Title
Find the two straight lines that are perpendicular to y=0.25x and tangent to the curve f(x)=1/x?
 updated 6 months ago
 2 replies
 No Medals Yet
Mathematics

sparkly16:
Group Title
\[\lim_{x \rightarrow 1} \frac{ \sqrt[6]{x}1 }{ \sqrt[3]{x}1 }\]
 updated 6 months ago
 2 replies
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Mathematics

sparkly16:
Group Title
Suppose that the temperature, T, in degrees Celsius, varies with the height h, in km, above the earth's surface according to the equation T(…
 updated 6 months ago
 3 replies
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Mathematics

sparkly16:
Group Title
Your 6 ft tall math teacher is walking towards a building at a rate of 5ft/sec. If there is a light on the ground 50ft from the building, ho…
 updated one year ago
 4 replies
 No Medals Yet
Mathematics

sparkly16:
Group Title
Two ships start out from harbour at the same time: one travels northeast and the other southeast. If the first has a speed of 16 km/h and th…
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
A professional basketball team plays in an arena that holds 20 000 spectators. Average attendance at each game has been 14 000. The average …
 updated one year ago
 9 replies
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Mathematics

sparkly16:
Group Title
After a fun morning in the snow, Emily props her 1.5 m aluminum sled up against the house and goes in for lunch. When the bottom of the sled…
 updated one year ago
 22 replies
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Mathematics

sparkly16:
Group Title
Cassandra and Marissa leave at the same time from their homes and head toward the park for their weekly soccer game. Cassandra rides her sco…
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
Cassandra and Marissa leave at the same time from their homes and head toward the park for their weekly soccer game. Cassandra rides her sco…
 updated one year ago
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Mathematics

sparkly16:
Group Title
A spotlight on the ground shines on a wall 12 m away. If a man 2 m tall walks from the spotlight toward the building at a speed of 1.3 m/s, …
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
V=1/3(pi)r^2h and r=h, find dr/dt if dV/dt=4, when r=h=6
 updated one year ago
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Mathematics

sparkly16:
Group Title
Please help!
 updated one year ago
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Mathematics

sparkly16:
Group Title
The percent concentration of a certain drug in the bloodstream t hours after the drug is administered is given by formula
a) find the pe…
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
An avantgrade painting is to have a rectangular central abstract theme covering 384cm^2 of canvas with an orange 6cm margin at the top and …
 updated one year ago
 16 replies
 2 Medals
Mathematics

sparkly16:
Group Title
A rectangular bin, 1m high, is going to be constructed in the corner of a garage to contain odds and ends. The walls of the garage will prov…
 updated one year ago
 9 replies
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Mathematics

sparkly16:
Group Title
In a ripple tank, one complete wave is sent out every 0.10 seconds. The wave is stopped with a stroboscope and is found that the separation …
 updated one year ago
 3 replies
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Mathematics

sparkly16:
Group Title
Find exact value for sin(pi/64).
 updated one year ago
 4 replies
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Mathematics

sparkly16:
Group Title
A 0.25 kg ball is attached to a 23 cm piece of string. The ball raised so the string is taut and horizontal, the released so that the ball a…
 updated one year ago
 10 replies
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Mathematics

sparkly16:
Group Title
A billiard ball of mass 0.155 kg is rolling directly away from you at 3.5 m/s. It collides with a stationary golf ball of mass 0.052 kg. The…
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
Solve for x:
log^(5x+9)(x^(2)+6x+9) + log^(x+3) (5x^(2)+24x+27)=4
 updated one year ago
 28 replies
 2 Medals
Mathematics

sparkly16:
Group Title
Sovle:
log[5x+9](x^(2)+6x+9)+log[x+3](5x^(2)+24x+27)=4
 updated one year ago
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Mathematics

sparkly16:
Group Title
Solve for x:
5^(3x+1) = 12^(x+4)
 updated one year ago
 2 replies
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Mathematics

sparkly16:
Group Title
Why would it be hard to find the ideal light intensity if the temperure were very hot or cold?
 updated one year ago
 1 reply
 1 Medal
Mathematics

sparkly16:
Group Title
A 175 kg cart is pushed along level ground for 18 m, with a force of 430 N and then released.
a) Determine how fast was the cart been tra…
 updated one year ago
 2 replies
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Mathematics

sparkly16:
Group Title
A spring with a force constant 400 N/m hangs vertically. You attach a 2.2 kg block to it and allow the mass to fall. What is the max distanc…
 updated one year ago
 14 replies
 3 Medals
Mathematics

sparkly16:
Group Title
Solve for x.
a) 2^1x = 9^x+1
…
 updated one year ago
 7 replies
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Mathematics

sparkly16:
Group Title
A circus car with a clown has a total mass of 150 kg. It is coasting at 6.0 m/, when it hits a large spring head on. If it is brought to a s…
 updated one year ago
 3 replies
 1 Medal
Mathematics

sparkly16:
Group Title
What does this statement trying to get at?
"We wouldn't make roads out of tar if the bacteria ate them."
 updated one year ago
 5 replies
 No Medals Yet
Mathematics

sparkly16:
Group Title
A beam of electrons is caused to move in a circular path of radius 3.00 m at a velocity of 2.00 x 10^7 m/s. The electron mass is 9.11 x 10^…
 updated one year ago
 1 reply
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Mathematics

sparkly16:
Group Title
Graph each function and determine the domain and range:
a) f(x)= x^2(x5) …
 updated one year ago
 1 reply
 No Medals Yet
Mathematics
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