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I am having a really hard time with this assignment. Can anyone cross check my answers? Thank you1.The term participatory
1. 2 answers
2. 957 views
A netball team scored 60,42,48 and 46 goals in thier first four matches.a)What is the mean number of goals for the first four
1. 3 answers
2. 667 views
By finding the slopes of the tangent lines to the curve of y=(1/3)x^3+5x at the points where x=3 and x=6, find the acute angle
1. 4 answers
2. 539 views
A rocket follows a path given by y=x-1/91x^3 where distances are in miles. If the horizontal velocity is given by vx=1.4x, find
1. 1 answer
2. 1,517 views
Find any relative max or min points of the given functiony=3x^2+12x+17 So far, I have: y'=6x+12=0 2(3x+6)=0 x=-2
1. 1 answer
2. 451 views
Find the equation of a normal line to the given curve with the given slopey=(4x-7)^3, slope -1/12, x>0 So far, I have:
1. 2 answers
2. 511 views
Find the equation of the line tangent to the given curve with the given slopey=(1/3)x^3+2x^2+5, m=-4 I'm stuck. So far, I have:
1. 2 answers
2. 472 views
What is the correct conversion of 157.4 kilograms to pounds?A.369 pounds B.346 pounds C.347 pounds D.361 pounds
1. 0 answers
2. 3,705 views
I need urgent help with these 3 math problems1. Margaret painted a mural for St. Patrick’s Day and mixed her own green paint.
1. 1 answer
2. 803 views
A Ferris wheel is 50 meters in diameter and boarded from a platform that is 4 meters above the ground. The six o'clock position
1. 1 answer
2. 1,313 views
A uniform layer of ice covers a spherical water-storage tank. As the ice melts, the volume V of ice decreases at a rate
1. 2 answers
2. 1,535 views
Write an equation of the circle described below:Given a circle with the center (5,1) and a point on the circle (8,-2).
1. 2 answers
2. 1,419 views
a pilot wishes to fly on a course bearing 45 and with a ground speed of 600 km per hour. If a wind is blowing from the southwest
1. 3 answers
2. 696 views
We have the survey data on the body mass index (BMI) of 648 young women. The mean BMI in the sample was x¯=27.2. We treated
1. 0 answers
2. 549 views
Tangent of an acute angle of a rhombus is 3⁄4, whereas its side is 10 cm long. Find an area of the rhombus.
1. 3 answers
2. 612 views
Tangent of an acute angle of a right triangle is 1⁄2. Area of the triangle is 25 m2. Find legs of this triangle.
1. 0 answers
2. 444 views
In a right triangle, one leg is 40 cm long and the hypotenuse is 104 cmlong. Find the tangents of its acute angles.
1. 1 answer
2. 405 views
Cosine of a basic angle of an isosceles triangle is 1⁄2, while its area equals 4√3 cm2. Find the lengths of the sides of
1. 0 answers
2. 467 views
How sensitive to changes in water temperature are coral reefs? To find out, scientists examined data on sea surface temperatures
1. 1 answer
2. 1,717 views
The toco toucan, the largest member of the toucan family, possesses the largest beak relative to body size of all birds. This
1. 1 answer
2. 2,213 views
A baseball hit just above the ground leaves the bat at 26 m/s at 45∘ above the horizontal.How far away does the ball strike
1. 1 answer
2. 615 views
Evaluate slope of a tangent line:y=1-(1/2)x^2, P(2,-1) The answer is supposed to be -1, but I'm getting -2.
1. 2 answers
2. 479 views
Determine zeros of F(x)= -x^4 + x^2 + 1
1. 1 answer
2. 706 views
Determine the x-intercepts of the polynomial function y=-6(x+7)^4 + 5. Round to two decimal places, if necessary.
1. 1 answer
2. 641 views
In parallelogram ABCD, AB=10cm, Angle A = 70 gradus, diagonal DB is perpendicular to AB. Find CB, DB, area of ABCD.
1. 1 answer
2. 628 views
A boat travels 9 km due south and then 7 km due west. What angle should the boat make with the north line to return to the base
1. 1 answer
2. 708 views
Find the height of a tree given that it casts a shadow 1.5 m long when the elevation of the sun is 550 (see figure to the
1. 1 answer
2. 514 views
A bullet with a mass of 28 g is fired from a 2.8-kg gun that is stationary, but free to recoil. After the bullet is fired, the
1. 1 answer
2. 2,976 views
A toboggan, with rider, has a combined mass of 60kg at the top of a 5.0m hill. They are given an initial push of 2.0m/s. The
1. 4 answers
2. 594 views
An arrow slows down from 43 m/s to 28 m/s as it passes through an apple. If the 493 g apple was originally at rest and sped up
1. 2 answers
2. 2,123 views
An arrow slows down from 43 m/s to 28 m/s as it passes through an apple. If the 493 g apple was originally at rest and sped up
1. 1 answer
2. 590 views
how do you find the shape, center, variability, and outliers of a histogram?
1. 4 answers
2. 3,004 views
When you think of separation or isolation, what comes to mind? It might be helpful to brainstorm or create a mind map. What
1. 1 answer
2. 491 views
Carmike Company can further process Product A to produce Product B. Product A is currently selling for $25 per pound and costs
1. 1 answer
2. 633 views
Fender Company had the following data for four months.Total Cost Production Units January $50,000 1,000 February$53,750 1,150
1. 0 answers
2. 600 views
Calculate the area of the region bounded by the graphs of the given equationsy=x^2-5x+4 and y=-(x-1)^2 The answer is supposed to
1. 2 answers
2. 1,911 views
Find the limitlim tan^2(7x)/9x x-> 0
1. 1 answer
2. 554 views
In7 days, a group of workers can plant 21 acres. What is their rate in acres per day?
1. 4 answers
2. 659 views
Convert from binary to decimal(1000)2 - (0011)2 = (?)10
1. 1 answer
2. 457 views
A company is considering replacing an old machine which had an initial cost of $100,000 and has $75,000 of accumulated
1. 0 answers
2. 858 views
Solve using chain ruley=(3x^3+1)(-4x^2-3)^4 So far, I have: y'=(3x^3+1)*4(-4x^2-3)^3*(-8x)+(-4x^2-3)^4*(9x^2)
1. 1 answer
2. 1,200 views
Approximate the area under the curve of f(x)=9-x^2 between x=-2 and x=3 by calculating the area of 5 rectangles for both left
1. 1 answer
2. 948 views
Find dy/dx and express the final answer with a common denominatory=ln x^(2(4x-12))
1. 1 answer
2. 459 views
Calculate the Riemann sum of the area under the curve of f(x)=9-x^2 between x=-2 and x=3The answer I come up with is 10/3, but
1. 1 answer
2. 565 views
Find dy/dx and express the final answer with a common denominatory=lnx^2(4x-12)
1. 1 answer
2. 449 views
Find y that satisfies the given conditiondy/dx=20x(5x^2-1)^3; curve passes through (1,3) I took the antiderivative and ended up
1. 1 answer
2. 724 views
Differentiate and simplify as much as possible.Cube root(5z+6/-9z+3). The answer should be y'=
1. 3 answers
2. 611 views
We have a trapezoid ABCD and the diagonals intersect in point O. AO : OC = m : nProve that DO : OB = m : n
1. 1 answer
2. 600 views
We have a trapezoid ABCD and the diagonals intersect in point O. AO : OC = m : nProve that DO : OB = m : n
1. 0 answers
2. 781 views
Inside a triangle formed by the line 3x+4y=1 and the positive coordinate axis, inscribe a square with three of the vertices on
1. 1 answer
2. 574 views
Find where the function is increasing and where it is decreasingf(x)=2sin(x) on [0,2pi] Thanks
1. 1 answer
2. 538 views
Why are some solutes soluble in water, but others are soluble in cyclohexane?
1. 1 answer
2. 2,825 views
Imagine a circle of rope, which has twelve evenly spaced knots tied in it. Suppose that this rope has been pulled into a taut,
1. 1 answer
2. 1,703 views
Find the inflection pointsy=x^2/x^+3 So far I've found y'=6x/(x^2+3)^2 but I'm stuck in finding y''. So far, I'm at
1. 2 answers
2. 509 views
H2SO4+2NaOH->2H2O+Na2SO41.) How many grams of H2SO4 are needed to produce 135L of water? 2.) How many molecules of water are
1. 1 answer
2. 631 views
Find the extreme values of the function and determine the intervals where the function is increasing/decreasing expressed in
1. 2 answers
2. 606 views
A train slows down as it rounds a sharp horizontal turn, going from 90 km/h to 54 km/h in the 15.0 it takes to round the bend.
1. 1 answer
2. 1,043 views
So i wrote a net ionic equation, and I believe is wrong.Fe(ClO4)3. I wrote 3H+(aq) + Fe(OH)3(s) = Fe3(aq)+ + 3H2O (l) Had to
1. 1 answer
2. 1,601 views
Find dy/dx for y=3tan^-1(x/2).I know the answer is 6/x^2+4 but I'm stuck at y'=3(1/1+(x/2)^2)(1/2)
1. 1 answer
2. 386 views
An online retailer, S record, which sells physical music albums, plans to implement a DBMS to enhance its data management
1. 2 answers
2. 696 views
Solve for 0 < θ ≤ πsin θ = sin 2θ I get (0,π/3,π,5π/3). Idk what I did wrong.
1. 1 answer
2. 438 views
Tim is making is making a sandwich he has 3 choices of bread, 2 choices of lettuce, 4 choices of meat, and 6 spreads to choose
1. 4 answers
2. 635 views
A club with 25 members wishes to select a 4-member leadership team. How many ways can this be done?25x4=100 100 variations in
1. 1 answer
2. 438 views
Amy is packing her bags for her trip that she won to go on a boat cruise. Amy won 4 tickets to the boat cruise and Amy can only
1. 2 answers
2. 542 views
Here is my problem. I bought my son Tommy, his back to school clothes. I can’t tell you how happy he is too being going back.T
1. 1 answer
2. 627 views
When it comes to linear inequalities, these are explained to be similar to a linear equation, but the difference between the two
1. 1 answer
2. 764 views
Make a preferred method of solving a system of linear equations and why.Which method do you prefer? Do you think that matrices
1. 4 answers
2. 639 views
Create a system of linear equations.Explain the steps for solving a system of linear inequalities. Make a system of linear
1. 1 answer
2. 1,108 views
exponential equationSolve for x 10^1^-x=10^4
1. 1 answer
2. 430 views
Compound interest word problem.Suppose JJ has $1000 that he invests in an account that pays 3.5% interest compounded quarterly.
1. 1 answer
2. 868 views
Compound word problemSarah decides to open up her own bank account for her schooling and wants to save money. She decides to put
1. 1 answer
2. 716 views
Logarithmic equationSolve for x: 3x=15
1. 1 answer
2. 701 views
Solving exponential and logarithmic equation. An example of an exponential equation is:Solve for x: 5^x=125
1. 1 answer
2. 621 views
Create a compound interest word problem. Be sure to include the following, leaving one of the variables unknown:The amount of
1. 1 answer
2. 554 views
Create an exponential or logarithmic equation.
1. 1 answer
2. 399 views
If 5000 is the total how do you figure an amount plus 6% to get the total of 5000
1. 1 answer
2. 393 views
(x + 3)(x -4) < 7, Why is this incorrect statement?I know the reason this is incorrect is because you cannot set each part equal
1. 1 answer
2. 438 views
Find an nth-degree polynomial function with real coefficients satisfying the given conditions.n=4; i and 3 i are zero;
1. 1 answer
2. 3,103 views
Can you please help with this one.Find an nth-degree polynomial function with real coefficients satisfying the given
1. 2 answers
2. 2,549 views
Explanation of why the following statement is incorrect.(x + 3)(x -4) < 7, and explain why it is incorrect. To solve (x + 3)(x
1. 1 answer
2. 547 views
Explanation of how to find the asymptotes of the graph of a rational function.
1. 1 answer
2. 379 views
Hoping Henry can help on previous prob.A ball is thrown upwards from a roof top, 80ft above the ground. It will reach a maximum
1. 2 answers
2. 918 views
Hoping Henry can help on previous prob.A ball is thrown upwards from a roof top, 80ft above the ground. It will reach a maximum
1. 1 answer
2. 650 views
Write the slope-intercept equation of the function f whose graph satisfies the given conditions.The graph of f is
1. 1 answer
2. 1,951 views
Explanation of why functions must be one-to-one functions to have an inverse?
1. 1 answer
2. 418 views
A ball is thrown upwards from a roof top, 80m above the ground. It will reach a maximum vertical height and then fall back to
1. 2 answers
2. 3,860 views
A theater is selling kids tickets for $2 each. The adult tickets are $5 each. The total sold is $500. How many kids tickets are
1. 1 answer
2. 491 views
Joe receives a base salary of $42,000 annually and a commission of 10% of the total sales he makes for the year. If Joe sales
1. 1 answer
2. 660 views
Find the limit x->pi/2^+ tan(x)I know the answer is -∞, but I don't understand why. When I simplify to sin(x)/cos(x), I get
1. 2 answers
2. 458 views
1) How can fishing cause expression changes and how can these changes be associated with changes at DNA level?2) How do changes
1. 1 answer
2. 459 views
1) How can fishing cause expression changes and how can these changes be associated with changes at DNA level?2) How do changes
1. 0 answers
2. 369 views
A canadian television station shows 16 mins of commercials every hour between 8am and 11pm everyday. How many minutes of
1. 9 answers
2. 1,676 views
If you pay $950000 for a car and its value depreciates 10% per year how much will be its worth 5 years from now?
1. 2 answers
2. 1,670 views
A businessman has $1000 income from bonds bearing 4% and 5%. If the amounts invested at 4% and 5% were interchanged, he would
1. 1 answer
2. 764 views
ABC is a triangle in which B=90 if AB=6 BC=8 then calculate the length of the third side of the triangle
1. 1 answer
2. 298 views
What always ends with a S, and always has a C in the middle, but if you never use it then it would start with an A.
1. 0 answers
2. 328 views
Three friends Alex, Ben, and Casey presented a young mathematician with a puzzle. They told him that the sum oftheir ages add up
1. 1 answer
2. 678 views
How do you make this problem true 4+3x5-1=22
1. 0 answers
2. 392 views
Let R be the first quadrant region enclosed by y=e^2, y=e^x and the y-axis. The area of region R is?I don't understand why is
1. 1 answer
2. 590 views
A magnetic field is uniform in a region of radius 10cm, and increasing at 0.02 Tesla/second. What is the magnitude of electric
1. 0 answers
2. 608 views

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