6,966 Answered Questions for the topic mathematics

Mathematics

05/17/21

Mai's fish tank has 15 liters of water in it. She plans to add 5 liters per minute until the tank has more than 60 liters. What are the possible numbers of minutes Mai could add water?
use t for the number of minutes
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05/17/21

Please help!! with this question and explain. thank u
Which of the following situations can be modelled by a binomial distribution? Explain Please for each.a) A child rolls a die ten times and counts the number of 3's.b) The first player in a... more
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Mathematics Math Geometry

05/16/21

Can someone please help me with this Geometry problem?
I've already asked this question, but I didn't get a good answer. Can someone please help me understand this? I've been stuck on this problem for a pretty long time.Question:What is the lateral... more
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Mathematics Math Prealgebra Statistics

05/16/21

Please help with this question, thank you
In a manufacturing process it is estimated that 0.1% of the products are defective. If a client places an order for 25 of the products, what is the probability that at least two of them are... more
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05/16/21

Q; In a manufacturing process it is estimated that 0.1% of the products are defective.
In a manufacturing process it is estimated that 0.1% of the products are defective. If a client places an order for 25 of the products, what is the probability that at least two of them are... more
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Mathematics Math Prealgebra Statistics

05/16/21

Please help with question I really don't understand!
The door prizes at a dance are gift certificates from local merchants. there are four $10 certificates, five $20 certificates, and three $50 certificates. The prize envelopes are mixed together in... more
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Mathematics

05/16/21

989is related to 16 then in same way 21 is related to
989is related to 16 then in same way 21 is related toThis is reasoning analogy q
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Mathematics Linear Algebra

05/16/21

Subspace proof.
If U and W are subspaces of a vector space V, prove that U intersect W is also a subspace of V. Is the union of V and W a subspace of V?
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05/16/21

A Company sells a particular model of bicycle for (x) dollars and predicts that the revenue from selling the bicycles is given by f(x)=1520-4x^2. Find the price (x)
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05/16/21

A Company sells a specific bicycle for (x) dollars and predicts that the revenue from selling the bicycles is given by f(x)=1520x-4x^2. Find the price (x) that will maximize the company's revenue.
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Mathematics Math Elementary Math

05/15/21

A square shape is divided into two non-overlapping rectangular shapes
A square shape is divided into two non-overlapping rectangular shapes. Each of these two rectangular shapes is divided into three non-overlapping square shapes. Compute the sum of the perimeters of... more
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Mathematics Math Algebra 1 Algebra 2

05/15/21

How many cubic meters of water can this pool hold?
Pool: https://ibb.co/XzZdtQGA city is going to build a new swimming pool at the recreation center. Assuming that the pool is 10 feet deep, approximately how many cubic meters of water will this... more
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Mathematics

05/15/21

-6x+7y=15 solve with substitution

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Mathematics Math Prealgebra Statistics

05/15/21

Q; A pair of dice are rolled 20 times.
A pair of dice are rolled 20 times.Please explain for each variable when you solve.a) What is the probability that double sixes are rolled twice?b) Determine the expected number of double sixes?
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Mathematics Math Algebra 1 Prealgebra

05/15/21

Q; The door prizes at a dance are gift certificates from local merchants.
The door prizes at a dance are gift certificates from local merchants. there are four $10 certificates, five $20 certificates, and three $50 certificates. The prize envelopes are mixed together in... more
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Mathematics

05/15/21

For a parallelogram with a long side that is 4 times the length of its short side find the area if the height from the long side is 23 and the perimeter is 125.
For a parallelogram with a long side that is 4 times the length of its short side find the area if the height from the long side is 23 and the perimeter is 125.
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05/15/21

Pls slove the math
Find the surface area of the region under the curve (x/a)2/3 + (y/a)2/3 =1 by revolving about x-axis.
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Mathematics Calculus

05/15/21

pls slove the math step by step
Sketch the graph and find the points on the cardioid r = a(1 +cosθ ) at which tangent lines are horizontal. Also, find its surface area by revolving about initial line.
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Mathematics Calculus

05/15/21

pls slove the math step by step.
Describe the graph of the curve y2 - 8x - 6y - 23 = 0 and find the equation axis, tangent at vertex and equation of its directrix.
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Mathematics Math Trigonometry Sat Math

05/15/21

Solving a triangle using different formulas

Solve for the triangle (find all angles and sides). PLEASE USE DIFFERENT FORMULAS, NOT ONLY SINE LAW.
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Mathematics Geometry

05/15/21

. In the diagram at the right, you are given m∠ =100 , m∠ =40 , m∠ = m∠5 = 110 . Find the measures of the other labeled angles.
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Mathematics Math

05/15/21

Answer true or false for each statement. If the statement is false, explain. ) In scientific notation, if the exponent on the 10 is -6, then the number is in the millionths.
 In scientific notation, if the exponent on the 10 is -6, then the number is in the millionths.
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Mathematics Math Algebra 1 Algebra 2

05/15/21

Rewrite the expression using exponents.
5 • 3 • 3 • 3​(Type whole​ numbers.)
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Mathematics Math Algebra 1 Algebra 2

05/15/21

The distance between two European cities is about 2600 km. Convert this to miles.
2600 km ≈ __ mi(Type an integer or decimal rounded to two decimal places as​ needed.)
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Mathematics Math Algebra 1 Algebra 2

05/15/21

The technology output for 1/2^74 is 5.29395592E - 23. Write this number in scientific notation with three significant digits.
The number 1/2^74 written in scientific notation with three significant digits is __.​(Use scientific notation. Use the multiplication symbol in the math palette as​ needed.)
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