19,133 Answered Questions for the topic Algebra

Algebra

07/16/21

slope intercept form

find the slope intercept eqation for (0,3) (4,0)
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07/16/21

Exponential & Log Functions
Evaluate, using the properties of log. log2 2 + log2 4 + log28 +⋯+ log2262144. 
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Algebra

07/16/21

I need the answer to this question

whats the sum of a number and five
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Algebra Math Algebra 1 Logic

07/16/21

Let E be a non-empty set. Let's consider the inclusion relation over P(E): (∀x, y ∈ P(E))(X ≤ Y ⇔ X ⊂ Y )
Let E be a non-empty set. Let's consider the inclusion relation over P(E): (∀x, y ∈ P(E))(X ≤ Y ⇔ X ⊂ Y )(a) Show that it is an order relation. (b) Show that it is total if, and only if, E = {a}I... more
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Algebra Linear Algebra

07/16/21

Find the lengths of the sides of the triangle with the vertices 𝐴(2,−1,4), 𝐵(−2,2,9), and 𝐶(6,4,7)
|AB|= ?|AC|= ?|BC|=? is triangle ABC an isosceles triangle?
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Algebra Linear Algebra

07/16/21

find a vector a that has the same direction as <-8,9,8> but has a length of 3
find a vector a that has the same direction as <-8,9,8> but has a length of 3
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07/16/21

Exponential & Log Functions
clearly explain, using correct mathematical terminology and graph transformations, the difference(s) between the graph of y = log5𝑥 and y = log5 (125𝑥2). 
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07/16/21

Stuck on a problem. Help needed. Thank you!
A. Find the error in the simplified radical process shown below. Explain the error.B. Simplify the expression from question 1. C. Solve the equation x4 + 81 = 3831. Find the answer in simplified... more
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07/16/21

Exponential & Log Functions
 State the restriction(s) on the variable x in log(2x-5) – log (4 - x) 
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07/16/21

Exponential & Log Functions
If⁡ log2𝑛 (1944)= log𝑛 (486√2), find the values of 𝒏𝟑
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Algebra

07/15/21

If y^2=x is not a function, how do we find domain and range of that function? But I also saw from a book which found the domain of y = (x)^1/2
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Algebra Math Geometry

07/15/21

Mixture word problem
A chemical company makes two brands of antifreeze. The first brand is 70% pure antifreeze, and the second brand is 90% pure antifreeze. In order to obtain 120 gallons of a mixture that contains 75%... more
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07/15/21

Show that,(cos4x-cos2x)/2sin3x=-sinx for all x such that sin(3x) is not equal to zero
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07/15/21

Need help. Thank you!
1. Find the error in the simplified radical process shown below. Explain the error.2. Simplify the expression from question 1 correctly. 3. Solve the equation x4 + 81 = 3831. Find the exact answer... more
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Algebra

07/15/21

a train traveled 421 miles in 5.5 hours. what was the trains speed in mile per hours
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Algebra

07/15/21

Rational function
Time to go shopping! You are considering two refrigerators. They are both Side by Side and 25 cu-ft. Both come with an Energy Guide estimate for the annual cost of electricity.If you plan on... more
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Algebra

07/15/21

Polynomial Question

For a certain company, the cost for producing x items is 60x+300 and the revenue for selling x items is 100x−0.5x2. The profit that the company makes is how much it takes in (revenue) minus how... more
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Algebra Linear Algebra

07/14/21

find a vector a that has the same direction as <-8,9,8> but has a length of 3
find a vector a that has the same direction as <-8,9,8> but has a length of 3
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Algebra Linear Algebra

07/14/21

suppose B=(-3,-6,-2) and AB->= <4,-11,4> then A=?
suppose B=(-3,-6,-2) and AB->= <4,-11,4> then A=?
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Algebra Linear Algebra

07/14/21

suppose B= (-3,6) and AB-> = <5,5> then

suppose B= (-3,6) and AB-> = <5,5> then A=?
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07/14/21

find the vector in r^3 from the point

find the vector in r^3 from the point A=(x,y,z) to B=(2,-8,1)
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Algebra Math

07/14/21

Find the equation of a line parallel to y = -3x + 2 and goes through the point (-4, 2).
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07/14/21

Sinusoidal functions and applications
Go to document for better explanation and understanding:https://docs.google.com/document/d/1M2okhZo5Aea8YLAhm68xFrn9uYHy5tJbvyvyheMUni8/edit?usp=sharing
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07/14/21

trigonometry: terminal arm diagram
Link to document for better explanation:https://docs.google.com/document/d/1Tro4wgBI5zo3K4AotB1uaUoQTJVB7pLwc--7rhDne8Y/edit?usp=sharingI will try to summarise the question here: For this part of... more
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07/14/21

Exponential Functions - The domino effect
PART 2 – Exponential Functions – The Domino Effect The domino effect is a chain reaction that occurs when a small change causes a similar change nearby, which then causes another similar change,... more
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