Arturo O.

Physical Science Science Math Help Asap Please

06/29/18

Physical Science Math

A car weighing 15,000 N is on a hydraulic lift platform measuring 10 m2. What is the area of the smaller piston if a force of 1,100 N is used to lift the car? Please show work

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Math Word Problem

06/27/18

If a pendulum has a period of 3.9 seconds, find its length in feet

i hate word problems :( i dont understand how im supposed to solve this

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Trigonometry Maths Trigonometric Identities

06/27/18

The trigonometric ratio of 13pi/3 are same as that of?

pi/3, pi, pi/6 or 11pi/3??

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Other

06/27/18

if a boy travels 4km due north then turns and walks 4km due south what is his displacement and distance

displacement

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Algebra

06/27/18

Algebra word problems

A chemist has one solution that is 50% sulfuric acid and another that is 20% sulfuric acid. How many liters of each should she use to make 12 liters of a solution thats 30% sulfuric acid?

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Other

06/26/18

I’m struggling in my precalculus it’s stating to put in expanded form

(6+4y)3= what would be the expanded form form in this equation I’m getting 30 as my answer

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Math

06/26/18

Ann has $5.40 worth of change in nickels and dimes. If she has 4 times as many nickels as dimes, how many of each type of coin does she have?

i nned to know howmany of each type of coin does she have?

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Math

06/26/18

The following set of ordered pairs is an example of direct variation. Find the constant ratio between the variables (Hint: find k)

(2,4),(5,10),(7,14),(11,22)

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Probability

06/25/18

the question is in description

Nizar was computing a Statistics problem asking for the probability of Event A. His answer was 1.36 Using your knowledge of probability, why should Nizar have known that his answer was NOT correct... more

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Mathematics

06/25/18

When will the softball hit the ground?

The height of a softball is given by f(t)=−16t^2+83t+5.2 where f(t) represents the height of the softball in feet, and t is the number of seconds that has elapsed. Round all values to three decimal... more

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Vectors Physics

06/24/18

an object is held with two ropes the ropes make an angel of 130 with echother. the tension in the ropes are 1500N and 800N what is the mass of the object?

the ropes make a v patter to the object the angel is 130

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Physics Physics Vectors

06/24/18

Suppose a chinook salmon needs to jump a waterfall

Suppose a Chinook salmon needs to jump a waterfall that is 1.50m high. If the fish starts from a distance of 1.00 m from the base of the ledge over which the waterfall flows, find the x- and y-... more

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Bbbjogf

06/24/18

I’m the film “epic 2015,” the acronym epic refer to

Hfrudyhhfyug

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Algebra

06/23/18

College Algebra

Discuss under what conditions the following equation: a*x^2-4x+5=8 has two distinct real solutions? Carefully explain using calculations the values of a that would provide 2 real and distinct... more

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Math Calculus Algebra

06/23/18

When two straight lines 3x-(a-3) y-6=0 and (a+1) x+y-1=0 are vertical to each other, then the fixed number a is equal to…?

I am studying for a test with asian mathematics, and I can't solve or think about this anymore. I tried everything I know.

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Parabolas

06/23/18

y=2x^-10x need to find the x intercepts of each parabola

My son is stressing over his maths exam, I have no idea how to help.

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#chemistry #lab #help #math #unitconversions

06/23/18

A substance contains 35.0 g nitrogen, 5.05 g hydrogen, and 60.0 g of oxygen. How many grams of nitrogen are there in a 190-g sample of this substance?

I'm so confused. I really don't get it. Please help me.

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Physics

06/23/18

Physics- coeffficient of friction

Dana uses a rope to pull a box that weights 300 N across a level surface with constant velocity. The rope makes an angle of 30 degrees above the horizontal and the tension in the rope is 100 N.... more

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Physics Acceleration Physics Vectors

06/22/18

A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Find magnitude of cars accelrtn.

A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Calculate the magnitude of the car's average acceleration.

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Complex Numbers

06/22/18

Given z1=e^(iπ/4) and z2=e^(−iπ/3) , find the arguments of (z1^3/z2).

The answer in the book is −11π/12. Please show step by step.

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Physics

06/22/18

two crates are connected by a massless rope that passes over a pulley.

two crates are connected by a massless rope that passes over a pulley as shown below. If the crates have a mass 35 kg and 85 kg, show that the acceleration is 3.5 m/s^2 I am getting an... more

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Maths Mathematics Uni Level

06/22/18

Statics Question

Determine the internal bending moment equations for the system shown below. You will need to apply the method of segments for the ranges 0 x < a and a < x (a + b). Let F = 20 kN, a = 5 m... more

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Calculus

06/22/18

Solve x2ydydx−x2=1 ?

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Problem Solving

06/21/18

problem solving

The radius of a car wheel is 9 inches. How far will the car travel in 2 revolutions of the wheel?

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Chemistry

06/21/18

Heated bricks of blocks of iron were used long ago to warm up beds. A 1.25 kg block of Fe heated to 135 oC would release

Heated bricks of blocks of iron were used long ago to warm up beds. A 1.25 kg block of Fe heated to 135 oC would release how much energy in calories as it cooled to 35.8oC.? (s = 0.45 J/goC

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Physical Science Math

If a pendulum has a period of 3.9 seconds, find its length in feet

The trigonometric ratio of 13pi/3 are same as that of?

if a boy travels 4km due north then turns and walks 4km due south what is his displacement and distance

Algebra word problems

I’m struggling in my precalculus it’s stating to put in expanded form

Ann has $5.40 worth of change in nickels and dimes. If she has 4 times as many nickels as dimes, how many of each type of coin does she have?

The following set of ordered pairs is an example of direct variation. Find the constant ratio between the variables (Hint: find k)

the question is in description

When will the softball hit the ground?

an object is held with two ropes the ropes make an angel of 130 with echother. the tension in the ropes are 1500N and 800N what is the mass of the object?

Suppose a chinook salmon needs to jump a waterfall

I’m the film “epic 2015,” the acronym epic refer to

College Algebra

When two straight lines 3x-(a-3) y-6=0 and (a+1) x+y-1=0 are vertical to each other, then the fixed number a is equal to…?

y=2x^-10x need to find the x intercepts of each parabola

A substance contains 35.0 g nitrogen, 5.05 g hydrogen, and 60.0 g of oxygen. How many grams of nitrogen are there in a 190-g sample of this substance?

Physics- coeffficient of friction

A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Find magnitude of cars accelrtn.

Given z1=e^(iπ/4) and z2=e^(−iπ/3) , find the arguments of (z1^3/z2).

two crates are connected by a massless rope that passes over a pulley.

Statics Question

Solve x2ydydx−x2=1 ?

problem solving

Heated bricks of blocks of iron were used long ago to warm up beds. A 1.25 kg block of Fe heated to 135 oC would release

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Arturo O.

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Physical Science Math

If a pendulum has a period of 3.9 ​seconds, find its length in feet

The trigonometric ratio of 13pi/3 are same as that of?

if a boy travels 4km due north then turns and walks 4km due south what is his displacement and distance

Algebra word problems

I’m struggling in my precalculus it’s stating to put in expanded form

Ann has $5.40 worth of change in nickels and dimes. If she has 4 times as many nickels as dimes, how many of each type of coin does she have?

The following set of ordered pairs is an example of direct variation. Find the constant ratio between the variables (Hint: find k)

the question is in description

When will the softball hit the ground?

an object is held with two ropes the ropes make an angel of 130 with echother. the tension in the ropes are 1500N and 800N what is the mass of the object?

Suppose a chinook salmon needs to jump a waterfall

I’m the film “epic 2015,” the acronym epic refer to

College Algebra

When two straight lines 3x-(a-3) y-6=0 and (a+1) x+y-1=0 are vertical to each other, then the fixed number a is equal to…?

y=2x^-10x need to find the x intercepts of each parabola

A substance contains 35.0 g nitrogen, 5.05 g hydrogen, and 60.0 g of oxygen. How many grams of nitrogen are there in a 190-g sample of this substance?

Physics- coeffficient of friction

A car is traveling east at 25 m/s when it turns due north and accelerates to 35 m/s, all during a time of 6.0 s. Find magnitude of cars accelrtn.

Given z1=e^(iπ/4) and z2=e^(−iπ/3) , find the arguments of (z1^3/z2).

two crates are connected by a massless rope that passes over a pulley.

Statics Question

Solve x2ydydx−x2=1 ?

problem solving

Heated bricks of blocks of iron were used long ago to warm up beds. A 1.25 kg block of Fe heated to 135 oC would release

Still looking for help? Get the right answer, fast.

OR

Arturo O.

If a pendulum has a period of 3.9 seconds, find its length in feet