6,964 Answered Questions for the topic mathematics
Mathematics
02/16/22
Of the 5 refrigerators 3 will be recalled. What is the probability you would pick two refrigerators that would be recalled?
5.4 Solving Systems by Subtraction and substitution Question: 4
5.4 Solving Systems by Subtraction and substitution Question: 4Solve the system of equations using subtraction.2x-2y=-42x+4=8____________ (Type an ordered pair.)
5.4 Solving Systems by Subtraction and substitution Question: 3
Solve the system of equations using subtraction.4x-3y = 1710x-3y = 47___________(Type an ordered pair.)
Angles of elevation and depression
A blimp provides aerial television views of a football game. The television camera sights the stadium at an 11° angle of depression. The altitude of the blimp is 500 meters. Which of the following...
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EXTREME VALUES AND OPTIMIZATION
Solve the given optimization problem below. Show your complete solution. Find the radius of a closed cylindrical tank having a maximum volume if the material available for its construction is 45...
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Mathematics Calculus
02/15/22
Reduce the equation to standard form, classify the surface and sketch it.
Reduce the equation to standard form, classify the surface and sketch it.x2 = 2y2 + 3z2
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Differential calculus using chain rule, product rule and quotient rule.
Im unsure on how to do this question.this is for homework and its a complex question.the question isfor f(x)=ax(x2-b) where both a and b are constants, f(x)=8b when x=4, f'(x)=15a when x=3. Find...
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Mathematics
02/13/22
5 times the sum of number and 7 is
If f(x)= (x^2+4x+4)/(x+2), why does f(-2) not exist? Show algebraically that lim┬(x→ -2)〖f(x)〗 does exist. Support your answer graphically and through table of values.
If f(x)= (x^2+4x+4)/(x+2), why does f(-2) not exist? Show algebraically that lim┬(x→ -2)〖f(x)〗 does exist. Support your answer graphically and through table of values.
Mathematics
02/12/22
Word problems/equation
When 3 is divided by the sum of 8 and a certain number,the result is equal to the reciprocal of the number.find the number
APPLICATION OF CONTINUITY OF A FUNCTION
1. A rancher has 280 feet of fencing material to enclose two adjacent pastures as shown in the figure.a. Write the total area of the two pastures as a function of x.b. Identify the domain of...
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Mathematics Math
02/12/22
APPLICATION OF CONTINUITY OF A FUNCTION
A rectangular garden will be placed adjacent to a building. It will be enclosed by wooden fences using 125 feet of material such that the building will be considered as a boundary on one of the...
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02/12/22
If sin(𝜃)<0, find the value of cos(𝜃) when cot(𝜃)=3/7. (Give an exact answer. Use symbolic notation and fractions where needed.) cos(𝜃) =
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5-3 Solving Systems by Substitution Question: 5
Multiple Representations Find the solution of the system of equations by substitution. Use pencil and paper. Draw a picture using algebra tiles to show the substitution.2x−3y=10x=2y+6The solution...
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5-3 Solving Systems by Substitution Question: 3
Together, teammates Pedro and Ricky got 2677 base hits last season. Pedro had 275 more hits than Ricky. How many hits did each player have? Pedro had ______base hitsenter your response here
5.4 Solving Systems by Addition Question: 8
Trains Two trains, Train A and Train B, weigh a total of 382 tons. Train A is heavier than Train B. The difference of their weights is 250 tons. What is the weight of each train?Train A...
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5.4 Solving Systems by Addition Question: 5
Writing Solve the system using addition. Use pencil and paper. Explain why the addition method is a good choice for solving the system. If you wanted to solve for x first, is the addition method...
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Homework:5.4 Solving Systems by Addition Question: 3
The sum of two numbers is 22. When the second number is subtracted from the first number, the difference is 12 . Find the two numbers.What are the two numbers?____(Use a comma to separate...
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5.4 Solving Systems by Addition Question: 1
On a team, 5 girls and 3 boys scored a total of 45 points. The difference between the number of points scored by the 5 girls and the number of points scored by the 3 boys is 15. Each girl scored...
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The figure below is a scale drawing of a garden.if the scale is used is 1/4 inch=3 feet, than what is the perimeter of the actual garden?
_______________________1/2in| |. | |_______________________|1 3/4inperimeter________
02/11/22
Solve this problem on radical
Write the given , draw a figure then show the solution.2. A kite is secured to a rope that is tied to the ground . A breeze blows the kite so that the rope is taugh while the kite is directly above...
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02/11/22
Solve this problem on radical
Write the given , draw a figure then show the solution.1. ) A cube has a surface area of 72 mm Find the length of an edge of the cube.
Mathematics
02/11/22
Determine whether you can construct many, one, or no triangle(s) with each description.
1. A scalene triangle with an angle of 143° and a side length of 4 cmOne TriangleMany TrianglesNo Triangles2. A right triangle with side lengths of 3 cm, 4 cm, and 5 cmOne TriangleMany TrianglesNo...
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