11/04/20

The quotient of a number x and 3 is at most 4.
An inequality. Write the word sentence as an inequality. Then solve the inequality.
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11/04/20

Linear Algebra, advanced mathematics
Okay, let e1 = (1,0), e2 = (0,1), y1 = (2,5), and y2=(-1,6). Let T: R2 →R2 be a transformation that maps e1 into y1 and maps e2 into y2. Find the image of (5, -3) under T. Is T onto? Is it... more
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11/03/20

Why does the equation y = 3x + 5 NOT represent a proportional relationship? 7th grade math
This is 7th grade math.
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11/03/20

How do I apply the distributive property to factor out the greatest common factor for 25+50
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11/03/20

Is 7xy a group in the set R?
Hey,So i think i'm getting to grips with this but just need to check my logic is correct here.Is the following a group, The set of all real number R, with the binary operation 7xy.It appears to... more
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11/03/20

Given h(x) = x2 + 11 and g(x) = 5x – 2 evaluate:h(g(x))
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11/03/20

The graph of which of the following equations contains the point (-5,0)
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11/03/20

What is the equation of twice the difference of a number and 4 equals 9
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11/03/20

What is the equation of the sum of 7 times a number and 4 is 2?
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11/03/20

Calculate the distance between points k=(-3.1) and L=(1,-4)
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11/03/20

What is the quotient of ⅔ and ½ ?
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11/03/20

Function: ℎ(𝑛)=3𝑛−1
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11/03/20

The sum of two numbers is 40.taking the number as x and y form an equation.

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11/03/20

Find the line of intersection of the planes 𝑥+𝑦−2𝑧=2 and 2𝑥−𝑦+𝑧=1.
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11/03/20

When you add 18 to 1/4 of a number you get the number itself
When you add 18 to 1/4 of a number you get the number
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11/02/20

What is the correct answer to the following questions?
Let A = {−3, −2, −1, 0, 1, 2, 3, 4, 5, 6} and define a relation R on A as follows:For all x, y  A, x R y ⇔ 3|(x − y).It is a fact that R is an equivalence relation on A. Use set-roster notation to... more
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11/02/20

4(3x+2) distributive proporty

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11/02/20

Find the line of intersection of the planes 𝑥+𝑦−2𝑧=2 and 2𝑥−𝑦+𝑧=1.
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11/02/20

Given the function g(x) = 8x −2, compare and contrast g(−2) and g(4). Choose the statement that is true concerning these two values
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11/02/20

Given that f(x) = 2x −5, find the value of x that makes f(x) = 15
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11/02/20

Translate the following verbal phrase into an inequality. Then, solve your solution. (Use x as your variable) "Twenty-one is no less than the sum of a number and -2"
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11/02/20

Translate the sentence into an inequality. The sum of a number times 4 and 24 is at most -20. Use the variable c for the unknown number.
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11/02/20

the sum of 6 and one-fifth of x
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10/31/20

Show x+y/xy is not a group
οHi,I need help to show that this is not a group(positive real numbers, ο) where xοy=(x+y)/xyI know it's closed as x and y are positive real numbers, so not equal to 0, so xy cannot be 0, therefore... more
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10/31/20

Vector Spaces - Linear Algebra
Let R and C be the field of real numbers and the field of complex numbers, respectively. Let Mm,n(R) be the set of all m × n matrices over R and let Mn(R) = Mn,n(R). Let R 3 = {(x, y, z) : x, y, z... more
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