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Jake

Questions (1,018)

The concentration C(t), in milligrams per cubic centimetre, of a certain medicine in a patient's bloodstream is given by C(t)=
1. 1 answer
2. 2,973 views
An object moves in a straight line. Its velocity, in m/s, at time t is v(t)=4t^2/(1+t^2),t≥0.Determine the maximum and minimum
1. 2 answers
2. 1,223 views
Can someone explain this question to me?What intervals should I use to test whether or not the graph is concave up or down. I
1. 1 answer
2. 499 views
Let f(x)=(2x^3-x^2+2x+1)/(x^2+1). What is the equation of the oblique asymptote of f(x)?Can someone show me how to do the long
1. 1 answer
2. 641 views
Let f(x)=x^2-8x+16 and g(x) x^2-16. For what values of x is f(x)/g(x) increasing?Explain plz~
1. 1 answer
2. 413 views
A cat dozes on a stationary merry-go-round, at a radius of 6.9 m from the center of the ride. The operator turns on the ride and
1. 3 answers
2. 1,179 views
Let f(x)= (3x^2-2x+1)/(x-1). What are the types of asymptotes of f(x)? What are the equations of all the asymptotes of f(x)?The
1. 1 answer
2. 1,178 views
Determine the points at which f'(x)=0 for each of the following functions:f(x)= x^3+6x^2+1 f'(x)=3x^2+12x What to do next?
1. 0 answers
2. 357 views
The fuel efficiency, E, in litres per 100 km, for a car driven at speed v, in km/h is E(v)=1600v/(v^2+6400)a) determine the
1. 1 answer
2. 1,103 views
An object moves in a straight line. Its velocity, in m/s, at time t is v(t)=4t^2/(4+t^3), t>(greater or equal)0. Determine the
1. 1 answer
2. 899 views
An object moves in a straight line. Its velocity, in m/s, at time t is v(t)=4t^2/(4+t^3), t>(greater or equal)0. Determine the
1. 0 answers
2. 623 views
For which point(s) on the graph of f(x)=5x/(x+2) is the slope of the tangent 2/5?a) (-3,15) b) (7, 35/9) c) (3,3) and (-7,7) d)
1. 1 answer
2. 588 views
Verify if correct or not please =)What is the slope of the normal to y= (x^2-1)/(x+5) at (1,0) a) -3 b) -1/2 c) -1/3 d) 1/3
1. 2 answers
2. 447 views
if h(t) = 17.4 * 1.23^1, find h(13)
1. 1 answer
2. 305 views
I am working on my private pilot license and these regulation things, HOW do you learn all of them?????????
1. 1 answer
2. 395 views
if f is an exponential function, and f(5)=20 and f(9) = 14, use the add-multiply property to calculate f(13),f(17), and f(21).
1. 2 answers
2. 371 views
A solution is made by dissolving 0.0100 mol of HF in enough water to make 1.00 L of solution. At 23 °C, the osmotic pressure of
1. 1 answer
2. 791 views
Verify these answers~1. For what value(s) of x does f(x)=(x^2-16)^5 have a horizontal tangent? a) x=-4,4 b) x=-4,0,4 c) x=0 d)
1. 1 answer
2. 1,154 views
What is the slope of the tangent of each curve at given pointy=√(16x^3), (4,32) If I find the derivative of y=√(16x^3) Will
1. 1 answer
2. 503 views
Explain how to do these questions~1. An object moves in a straight line with its position at time t seconds given by s(t) =
1. 4 answers
2. 1,360 views
What is the derivative of 6/x?
1. 2 answers
2. 321 views
For each function, find the derivtive f'(a) for given value of af(x) = sqrt(x+1), a=0
1. 1 answer
2. 339 views
Find each function, find f(a+h) and f(a+h)-f(a)a) f(x)=5x-2
1. 4 answers
2. 310 views
Why is it important to determine continuity of the function?
1. 0 answers
2. 331 views
State the equation of the line passing through the points (7,-1) and (2,2)a) 5x+3y-16=0 b) -5x-3x-16=0 c) -3x - 5y - 16=0 d) 3x
1. 1 answer
2. 350 views
How do you find the ratio of moles of oxygen to moles of tin?What would be the Empirical formula of tin oxide from the result of
1. 1 answer
2. 710 views
Examine the continuity of the functionh(x)=[-x, if x<0 .......0, if x=0 .......x, if x>0 I don't understand this question...
1. 1 answer
2. 450 views
Determine the equation of the line described by the given information.a) slope -2/3, passing through (0,6) b) passing through
1. 3 answers
2. 919 views
Determine an expression, in simplified form, for the slope of the secant PQ.Given: P(1,3) , Q(1+h, f(1+h)) , where f(x) = 3x^2
1. 1 answer
2. 3,116 views
How to rationalize this question?(√3 - √2)/(√3+√2) Do I multiply those two by(√3 - √2) or (√3 + √2)
1. 1 answer
2. 1,089 views
An elevator (mass 4175 kg) is to be designed so that the maximum acceleration is 0.0700g.What is the maximum force the motor
1. 1 answer
2. 623 views
Write 4log2+log6-log3 as a single logarithm.Explain with steps please!~~
1. 1 answer
2. 4,054 views
Evaluate log(Base4) ^3sqrt64 (The ^3 is an exponent infront of sqrt 64)I keep getting wrong answer :|
1. 4 answers
2. 721 views
Solve for x: 6^(x+3) - 6^x = 215.I got answer as 1, is it correct?
1. 3 answers
2. 2,483 views
Solve 5^(2-x) = 1/125 for x.
1. 2 answers
2. 550 views
How do I solve this if there is no equation to this1. The population of the bacteria in a Petri dish increases by a factor of 10
1. 2 answers
2. 3,939 views
Determine the exact value of cos 465 degreesa) √3 + √2/2 b) √2 + √3√2/4 c)√2 - √3√2/4 d)2+√2-√3√2/4
1. 0 answers
2. 943 views
Explain how to do this with steps please.1. Simplify cos(x-y)+cos(x+y)/cosx I did some of these so far, don't know if it is
1. 0 answers
2. 1,204 views
Explain how to do this with steps please.1. Simplify cos(x-y)+cos(x+y)/cosx Formula: cosxcosy= cos(x+y)+cos(x-y)/2
1. 0 answers
2. 779 views
Justine measures the milk in two different cartons. One carton contains 1 liter and 665 milliliters of whole milk, and the other
1. 1 answer
2. 607 views
How many solutions does the equation cosx + 1/2 = 1 have for 0<x<2picosx+1/2=1 cosx+1=2 cosx=2-1 cosx=1 therefore 1 solution? A)
1. 3 answers
2. 1,923 views
Solve (sinx-1)(cosx -1/2) = 0 where 0≤x<2pia) pi/3, pi/2, 5pi/3 b) pi/6, 5pi/6, pi c) pi/3, pi, 5pi/3 d) pi/6, pi/2, 5pi/6
1. 1 answer
2. 619 views
What is the first step. Explain please.Which expression is equivalent to cos^2x + cot^2x + sin2^x? a) 2csc^2x b) tan^2x c)
1. 4 answers
2. 1,260 views
Which value for x is a solution to cosx = sqrt of 2/2?a) -9pi/4 b) 3pi/4 c) -3pi/4 d) 4pi/3 What is the first step I should do?
1. 1 answer
2. 814 views
Could someone explain the steps for this question.Simplify the expression tan(5pi/8)-tan(3pi/8)/1+tan(5pi/8)tan(3pi/8)
1. 2 answers
2. 1,128 views
I am doing an application it says:Have you held any leadership type positions? Yes/No Please describe (100 words or less) I did
1. 2 answers
2. 427 views
During an art contest you and a classmate each won blue ribbons for 1/3 of the pieces you entered. You won 2 blue ribbons and
1. 1 answer
2. 481 views
1. The height of a bumble bee above the ground is modelled by h(t) = 0.5cos(2π t) + 2, where h is in metres and tis in seconds.
1. 4 answers
2. 2,437 views
If an object travels in a circle 32pi/5 radians, at what degree measure is it, relative to where it started?a) 1052° b) 144°
1. 9 answers
2. 4,275 views
How do you find the distance? Please explain the steps ><A ball in a pinball machine moves 13 of the way through a circular
1. 1 answer
2. 530 views
Could someone help/verify these answers~Thanky you! 1.What is the range of the reciprocal function of f(x)=10-x^2? a)
1. 4 answers
2. 1,430 views
How do you do this question?I am not sure if this right. 1. solve rational equation A) (x+3)/(x-1)=2x+1 x+3=(2x+1)(x-1) x+3=2x^2
1. 3 answers
2. 362 views
given �ç 1to-1 f(x)dx=0 and �ç 1to0 f(x)dx=5, compute the followinga.�ç 0to-1 f(x)dx b.�ç 0to1 3f(x)dx=0 c.�ç 1to-1
1. 2 answers
2. 405 views
The velocity of a particle tralling along the x-axis is given by v(t)=(e^-t)(sin(t)). Find the followinga. Compute the net
1. 2 answers
2. 1,191 views
for f(x)=lnx we know that f(e)=1. Use the tangent line at(e,1) to compute the tangent line approximation of f(3). what does the
1. 1 answer
2. 440 views
12/12 divided by 3/8 i really need help someone plz help!!!!
1. 1 answer
2. 353 views
12/12 divided by 3/8 i really need help someone plz help!!!!
1. 1 answer
2. 325 views
12/12 divided by 3/8 i really need help someone plz help!!!!
1. 1 answer
2. 312 views
12/12 divided by 3/8 i really need help someone plz help!!!!
1. 1 answer
2. 311 views
12/12 divided by 3/8 i really need help someone plz help!!!!
1. 1 answer
2. 319 views
I'm in Shurley Grammar does any1 no how to clasify way?
1. 7 answers
2. 431 views
Information provided:Whooping Crane Population Size 1940-1996 Year # Cranes 1940 22 1950 34 1960 33 1970 56 1980 76 1990 146
1. 0 answers
2. 583 views
Suppose the mean of dogs a pet shop grooms each day is known to be 14.2 dogs. If a sample of n=12 days is chosen and a total of
1. 1 answer
2. 1,371 views
A hand-pumped water gun is held level at a height of 0.85 m above the ground and fired. The water stream from the gun hits the
1. 1 answer
2. 1,535 views
A roller coaster car speeds down a hill past point A and then rolls up a hill past hill B.The car has a speed of 16.9 m/s at
1. 0 answers
2. 814 views
A convex mirror has a focal length of 15 cm. A 3.0 cm high object is located 10 cm in front of this mirror. Where is the image
1. 0 answers
2. 538 views
A 3.0 cmm high object is placed 10 cm from a concave mirror whose radius of curvature is 10 cm. Where is the image located?
1. 0 answers
2. 436 views
A 5 meter diameter telescope is used to observe binary star systems. What is the minimum separation distance (perpendicular to
1. 0 answers
2. 397 views
Light shines through a single slit whose width is 1.12 mm. A diffraction pattern is formed on a screen located 4.0 m away. The
1. 0 answers
2. 721 views
A farsighted person has a near point (closest point they can see clearly) of 200 cm. What power and type of lens will correct
1. 0 answers
2. 402 views
A light ray travels from water to air. If the ray strikes the water/air boundary at an angle of incidence of 46 degrees, what is
1. 0 answers
2. 539 views
If 750 m of 3.00-mm-diameter wire has a resistance of 27.6, what length of similar wire 5.00 mm in diameter will have the same
1. 0 answers
2. 586 views
The intensity of illumination at a given point is directly proportional to the intensity of the light source and inversely
1. 1 answer
2. 1,080 views
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by
1. 1 answer
2. 552 views
The amount paid to a work crew varies jointly as the number of persons working and the length of time worked. If 5 workers earn
1. 0 answers
2. 448 views
The time needed to empty a vertical cylindrical tank varies directly as the square root of the height of the tank and the square
1. 1 answer
2. 637 views
The amount paid to a work crew varies jointly as the number of persons working and the length of time worked. If 5 workers earn
1. 0 answers
2. 456 views
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by
1. 1 answer
2. 534 views
The area of a triangle varies jointly as its base and altitude. By what percent will the area change if the base is increased by
1. 1 answer
2. 584 views
in a exothermic reaction temperature changed from 30 to 43, reasons why I got those answers
1. 2 answers
2. 356 views
Verify tanxsin2x = 2-2cos^2x
1. 1 answer
2. 2,155 views
how do i solve this please help 5 < x – 2 < 11
1. 2 answers
2. 1,249 views
Hester thought there was three changes that need to be made before young women were able to take there stand next to men as
1. 0 answers
2. 642 views
I have 2 biology questions I really need help with, they are due tommorow and I don't know if I'm right.1)As an energy carrier,
1. 0 answers
2. 885 views
My parents say I should be a doctor but I want to be what I want. They're forcing me to be one cause the rest of my family is.
1. 4 answers
2. 456 views
Betty Bodycheck (mB = 55.1 kg, vB = 22.0 km/h in the positive x-direction) and Sally Slasher (mS = 41.2 kg, vS = 28.0 km/h in
1. 1 answer
2. 675 views
Hi I really need to know this I've asked a couple times but haven't gotten an answer yet.In the reaction X + Y ® Z, Z is the A)
1. 2 answers
2. 437 views
In the reaction X+Y (R) Z, Z is theA)Substrate B)Product C)Enzyme D)Carbon Molecule
1. 0 answers
2. 948 views
A rocket is fired into the air, and its height in meters at any given time t can be calculated using the formula h(t) = 1600 +
1. 1 answer
2. 902 views
Determine the resultant at 21N east and 85N south
1. 0 answers
2. 305 views
Imagine you find a piece of wood on the beach. The next day, the wood is 100 meters farther north. How might it have moved? Your
1. 2 answers
2. 383 views
STATISTICS PLEASE HELP!!!!! I am sorry this is jy second time posting, but I really need help. I have tried contacting my
1. 0 answers
2. 637 views
Suppose cars arrive at Burger King's drive-through at the rate of 20 cars every hour between 12:00 noon and 1:00 pm. A random
1. 1 answer
2. 888 views
If the tangent line to y = f(x) at (4, 3) passes through the point (0, 2), find f(4) and f'(4).
1. 1 answer
2. 1,214 views
If the tangent line to y = f(x) at (4, 3) passes through the point (0, 2), find f(4) and f'(4).
1. 1 answer
2. 556 views
hi can you please proof read this and make sure it sounds alright. thanks.Playboy of the Western World is a novel that invoked
1. 2 answers
2. 396 views
In Playboy of the Western World by J.M. Synge what are some characteristics or moments that would invoke a violent reaction in
1. 2 answers
2. 490 views
The braking distance of a car is 29m. If the speed of the car is increased by 45%, what is the car's new braking distance?
1. 1 answer
2. 553 views
Hi I'm writing an essay about No-No Boy. Does the following sentence sound alright, if not how do I make it sound better. I need
1. 2 answers
2. 1,005 views
Hi I'm writing an essay about No-No Boy. Does the following sentence sound alright, if not how do I make it sound better.Two
1. 1 answer
2. 513 views

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