10/24/20

Helppppppppppppp
Find the unit price in cents per diaper for each of the brands shown below. Round to the nearest tenth of a cent.Brand A: 20 Diapers, $6.99:  ¢ per diaper   Brand B: 45 Diapers, $11.99:  ¢ per... more
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10/23/20

Which of these is the main reason why the International System of Units was created in 1960?

- To make a measurement system that is easier to use than the English system.-To make more precise measurements.- To help make more accurate measurements -To avoid confusion between different... more
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10/23/20

If theta = 3pie/4 find the exact value of each expression below.
a) cos2thetab) cos^2thetac) cos(-theta)
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10/23/20

Two smallest positive solutions
Solve 8sin(5x)=4 for the two smallest positive solutions A and B, with A < B. Answers should be accurate to two decimal places
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10/23/20

physics question
Under which of the following circumstances do we know an object will float in water?A. Specific Gravity > 1B. Specific gravity < 1C. Specific Gravity > 0D. Specific Gravity < 0
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10/23/20

Solve the system: x-3y=-10 // 3x+2y-2z=-7 // -x+3y+z=15. The solution is x= ?, y=?, and z=?
The question is lined up like this:x-3y=-10 3x+2y-2z=-7 -x+3y+z=15
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10/22/20

I have a physics question
A jet airliner moving initially at 509 mph (with respect to the ground) to the east moves into a region where the wind is blowing at 209 mph in a direction 27◦ north of east. What is the new speed... more
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10/22/20

Physics question :(
A cat chases a mouse across a 0.98 m high table. The mouse steps out of the way, and the cat slides off the table and strikes the floor 2.9 m from the edge of the table. The acceleration of gravity... more
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10/21/20

Solve the equation.
3(2z+1) = 35.
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10/21/20

Solve each equation.
4y - 6 = 2y + 8.
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10/21/20

A Car Rental Company
A car rental company offers two plans for renting a car:Plan A: 30 dollars per day and 17 cents per milePlan B: 50 dollars per day with free unlimited mileageFor what range of miles will plan B... more
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10/21/20

Inverse Relations and Functions Precalculus
FIRE FIGHTING Airplanes are often used to drop water on forest fires in an effort to stop the spread of the fire. The time in seconds it takes for the water to travel from the plane to the ground... more
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10/21/20

Find the measure of arc BDF the picture is down below
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10/20/20

calculus II/physics work problem
Given:Particle moves 150ft in a straight lineParticle is acted upon by a constant force of 10lb in the opposite direction What is the work done by the force?
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10/20/20

Need Help With This Physics 2 Question?
a. If the wavelength (λ) of the light is increased, how does the pattern change?b. Find the condition to form dark regions on the screen.c. Find the condition to form bright regions on the... more
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10/18/20

Write an equation for the line passing through the given pair of points. Give the final answer in standard form. (-6,-2) and (1,-4)
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10/17/20

finding expression in time

An archer fires an arrow straight up into the air with a speed Vo = 14 m/s. Neglect air resistance.Write an expression for the time the arrow is in the air until it returns to launch height in... more
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10/17/20

calculate the magnitude of acceleration of the discus
an athlete spins a discus in a circle, which has radius 0.78m. At a particular instant the athlete is rotating at 11rad/s and the angular speed is increasing by 53rad/s 2. At this instant, by... more
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10/17/20

calculate the magnitude of the angular deceleration of the wheel
As the brakes are applied to a bicycle wheel, the angular velocity of the wheel changes from 64 rad s-1 to 42 rad s-1.If the wheel turns through exactly 13 revolutions whilst the brakes are being... more
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10/17/20

If we assume the 6.5kg fidget spinner is a solid disc of uniform density, with a moment of inertia 0.66 kgm2
The moment of inertia of a solid disc is I=(0.5)mR2what is the radius of the object in cm to 2s.f? 
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10/17/20

final velocity and acceleration

Two cars both cover a straight distance, d = 268 m, in time t = 29 s. Car A moves at a constant velocity (vA). Car B moves at a constant acceleration (aB), starting from an initial velocity of v0B... more
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10/15/20

Write an equation for a line perpendicular to y = − 4 x − 1 and passing through the point (8,5)
pls help me................................
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10/15/20

A 5,347 lb airplane loops at a speed of 267 mi/hr. If the radius of the loop is 2,231 ft, find the lift on the plane (in pounds) at the bottom of this loop.
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10/15/20

physic question

Two divers jump off nearby diving boards of the same height into the pool. Diver A allows themselves to fall from rest into the water below, while Diver B jumps directly outward with an initial... more
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10/14/20

the sum of three consecutive integers is 132. what are the three integers?
can somebody help me understand how to do problems like these?
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