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Cassandra L.

Physics 101 Mechanics

an hour ago

A non uniform beam is 10.0 m long. One third of the beam has a uniform mass of 50.0 kg. The remaining two thirds of the beam has a uniform mass of 250. kg. Find the center of mass of the beam.

CS

Christina S.

Algebra and Trigonometry

an hour ago

rotating hour hand on a clock through how many radians does the hour hand on a clock rotate in 24 hours

CC

Chantelle C.

Algebra

an hour ago

In a test out of 20, Rachel got 5 more marks than Tui and Jane got 3 less than Tui. When their marks are added together they total 41. How many marks did tui get?

CC

Chantelle C.

Algebra

an hour ago

Form tables for the following sets of points to determine if they satisfy an exponential equation, If they do, find the equation and check it is correct by substituting a further point: (1,64),(2,32),(3,16),(4,8), (5,4)

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Cassandra L.

Physics 101 Mechanics

an hour ago

You are pulling up a rectangular uniform tray with a bucket of water on one end, and a light paint brush on the other. Where should you tie your rope if you do not want the water to spill?

CC

Chantelle C.

Algebra

an hour ago

Form tables for the following sets of points to determine if they satisfy an exponential equation, If they do, find the equation and check it is correct by substituting a further point: (0,2), (1,6), (2,18), (3,54),(4,162)

CC

Chantelle C.

Algebra

an hour ago

Form tables for the following sets of points to determine if they satisfy an exponential equation, If they do, find the equation and check it is correct by substituting a further point: (0,2), (1,6), (2,18), (3,54), (4,162)

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Cassandra L.

Physics 101 Mechanics

an hour ago

What is the weight of a loaded bridge if it is supported at each end and the reaction forces at the supports are 385 kN and 415 kN?

MC

Manuel C.

Physics 101 Mechanics

None

56 gram meterstick rests on two supporting blocks One block Is under the meterstick at the 10 cm mark while the other at the 79 cm mark How much weight does the 10 cm block support? Answer newtons

KM

Kiki M.

Probability

2 hours ago

Suppose a jar contains 12 red marbles and 22 blue marbles. If you reach in the jar and pull out 2 marbles at random, find the probability that both are red.

SL

Stephen L.

Elementary Statistics a Step by Step Approach

2 hours ago

Give the definition of a valid instrumental variable

NR

Noor R.

Calculus 1 / AB

2 hours ago

Find f'

DA

Daniel A.

Algebra

None

The Assyrian calendar was based on the phases of the moon. One lunation was 2912 days long. There were 12 lunations in one year. Find the number of days in one year in the Assyrian calendar.

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Cassandra L.

Physics 101 Mechanics

2 hours ago

The distance between the front and rear wheels of a truck is 6.75 m. If the front wheels each press on the ground with a 6750 N force, and each rear wheel with a 9950 N force, determine the location of the center of gravity.

LH

Lee H.

Linear Algebra

2 hours ago

A car was driven 6 times to measure the distance and the amount of fuel used. The results are as follows: 1 2 3 4 5 6 Distance (km) 20 25 30 35 28 40 Amount of fuel used (L) 2.14 2.75 2.65 3 2.80 2.479 Construct a scatter plot Is there a linear relationship between distance and the amount of fuel used? If so, How would you describe the relationship? What percentage of the variability in the amount of fuel used can be explained by the variability in the distance? Determining the regression line for distance and amount of fuel used.

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Cassandra L.

Physics 101 Mechanics

2 hours ago

A light fixture is suspended from two wires that make angles of 72.0 deg and 65.0 deg with the horizontal. Determine the tensions in the wires if the light fixture has a mass of 2.0 kg

SO

Sarah O.

Calculus 1 / AB

2 hours ago

Part 2 - I need help with these calculus questions please!

SO

Sarah O.

Calculus 1 / AB

2 hours ago

Part 1 - I need help with these calculus questions please!

SS

Smith S.

Precalculus

2 hours ago

The formula for plasma volume for females given by Hurley is PV=1278S^1.289 , while the formula given by Pearson et al. is PV= 1395S , where PV is measured in mm and S in m2. Find the values of S for which these two formulas give the same answer.

SS

Smith S.

Precalculus

2 hours ago

What method would you use to solve the following question? Do we have to list any units?

JJ

Julius J.

Geometry

2 hours ago

USING PARALLEL LINES Find the angle measure- Tell which postulate or theorem you use

KR

Karen R.

Algebra 2

2 hours ago

Find all other zeros of P(x)=x^3-6x^2+13x-10, given that 2-i is a zero

MF

Mahir F.

Physics 103

2 hours ago

Find the number of atoms in a unit cell of NaCl structure

SM

Scott M.

College Algebra

None

Find the point that is symmetric to the given point with respect to the x-axis, the y-axis, and the origin.

J

Jen

Geometry

None

Write a 2 column proof. Given:PSTV is a parallelogram. PQ=RQ Prove <STV =<R

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