### Rod BC is pinned to the 10lb sliding block

Please help with this problem. I am having a lot of trouble with it. Thanks.

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Please help with this problem. I am having a lot of trouble with it. Thanks.

Need assistance in solving the attached problems. My answers are falling short of the choices given in the problem. Please explain the steps to get answers. Thank you. 1. Find the equilibrium price. Suppose the price p of bolts is related to the quantity q that is demanded by: P=520-5q^2 where q is measured in hundred

Please see the attached file for the fully formatted problems. Let A and B be separated subsets of some Rk, suppose and , and define for . Put , . [Thus if and only if .] (a) Prove that Ao and Bo are separated subsets of R1 . (b) Prove that there exists such that . (c) Prove that

Please solve no. 12 and no. 30 in file scan005.jpg. For problem 30; when claiming that a vector is in a space, demonstrate correctness by giving the coefficients.

Csc, cot, sin, tan See the attached file.

The base of an aquarium with given volume V is made of slate and the sides are made of glass. If slate costs five times as much (per unit area) as glass, find the dimensions of the aquarium that minimize the cost of the materials.

Why are each one of van Hiele's levels important when working with students on geometric concepts? level 0: visualization level 1: analysis level 2: informal deduction level 3: deduction level 4: rigor

9) A shop can sell 30 radios at $20 each, per week. For every $1 increase in the price there will be a loss of one sale per week. How much should the shop charge in order to make the maximum profit If the cost to make each radio is $10 10). A closed can (top and bottom), in the shape of a cylinder, is to hold 2000pi cm^3 of

A box is made from a sheet of metal that is 8 meters by 10 meters, by removing a square from each corner of the sheet and folding up the sides. Find the width of the square to removed in order to have a box of maximum volume.

The total surface area of a square based open-top rectangular box is 12 cm^2. Find the dimensions of the box of maximum volume.

Please look at the attached file. Only solve problem No. 3 3. A rectangle is a parallelogram with four right angles. A rectangle has a width of 15 feet and a diagonal of a length 22 feet; how long is the rectangle? What is the perimeter of the rectangle? Round to the nearest foot. Show all work to receive full credit.

How would you incorporate the use of standard units, the use of tools to measure, the importance of precision and accuracy, estimation and the use of manipulatives and other visual aides to a group of third graders to make them understand the common concept behind measurements regardless of what is being measured? Why is it impo

Please see the attached file for the fully formatted problems. Let be a real valued function on a topological space . Show that is continuous if and only if for each real number the set and are open. Show that is continuous if and only if for each real number the set is open and is closed

The length of a rectangle is 1 cm longer than its width. If the diagonal of the rectangle is 4 cm, what are the dimensions (the length and the width) of the rectangle?

Euclidean Geometry (III) Computing the Volume of a regular Octahedron of edge length alpha Explain how to compute the volume of a regular Octahedron of edge length alpha. Or, To fin

Please show the steps in completing this problem. Please see attached file for full problem description. 10). Use the half-angle identities to evaluate tan(67.5) exactly. A). 1 + B). 1 - C). -1 + D). -1 - [show the steps in completing this problem]

A rectangular tank 5m X 4.5 m X 2.1m is dug in the center of a rectangular field 13.5m X 2.5m. The earth dug out is spread out evenly over the remaining portion of the field. How much is the level of field raised?

Write an equation of the line below. ----------- Graph ----------

Please show how to compute the volume of a regular tetrahedron of edge length 1. this is an Euclidean geometry class. and how to compute the volume of a regular octahedron of edge length 1.It does not have to be a written proof, just a step by step approach on how you got the answer, that is it. I probably would use the formula

1.) t+4=-9 2.)98=7z 3.)37=y/5+14 4.)2/7x-4/3=-3/2 5.)8(x-8)-5x= -37 6.)u+3>19 7.)-4x-17 is less than or equal to 19 8.)word problem a local hamburger shop sold 577 hamburgers and cheeseburgers on Tuesday. they sold 73 fewer cheeseburgers than hamburgers.how many hamburgers did they sell? 9.)a=1/2h

Area For locations between 20degrees and 60degrees north latitude a solar collector panel should be mounted so its angle with the horizontal is 20 greater than the local latitude. Consequently, the solar panel mounted on the roof of Solar Energy, Inc., in Atlanta (latitude 34degrees) forms a 54degree angle with the horizontal.

The importance of geometry's role in the math curriculum is debated in many high schools and colleges. Some schools offer the course while others have done away with it. Based on what you have learned within this unit, do you think geometry is a valuable tool for students to learn? Choose one side of this debate, state your vi

Please see attachment for full problem description. 1. (4 pts) Use the figure below to find the following: Hint: Your answers will be points or segments from this figure. See attachment 2. Lines A and B are parallel and are cut by the transversal shown. Determine the measures of angles 1 throu

Let S = R^2 Q^2. Points (x,y) in S have at least one irrational coordinate. Is S connected? Can we disprove with a counterexample?

Each edge of a cube is 100cm long. What is the length of the inside diagonal of the cube to the nearest centimeter?

The length of a rectangle is 3 cm more than 5 times its width. If the area of the rectangle is 76 cm2, find the dimensions of the rectangle to the nearest thousandth.

Please see the attached file for the fully formatted problems.

Topology Sets and Functions (XLVIII) Functions Decide which ones of the three properties of reflexivity, symmetry, and transitivity are true for each of the following relations in

Topology Sets and Functions (XLVI) Functions In the set R of all real numbers, let x ~ y means that x - y is an integer. Show that this is an equivalence relation and describe the equivalence sets. See the attached file.

Topology Sets and Functions (XLV) Functions Let f : X --> Y be an arbitrary mapping. Define a relation in X as follows: x_1 ~ x_2 means that f(x_1) = f(x_2).