All Questions ⁺⁰230450 Questions

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Complex Numbers

If Q = 11 - 5i, E = 3 - 2i, and D = 2i, find QED.

Guest Nov 14, 2021

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296

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${x}^{2} - y = xy$

Solve for x and y such that .

Guest Nov 14, 2021

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316

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Jeff was on his way to visit his mother in Königshausen.

Jeff was on his way to visit his mother in Königshausen.
In doing so, he had to cross the river "Benk" by boat, so he did.
It took 1h and 40 min to cross it with an average speed of 48 km/h. During the trip he said that the river is read more ..

Guest Nov 14, 2021

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Can someone please explain? Or how to get the answer?

The label on a bottle of vinegar says it contains 5.002% acetic acid, CH3COOH. The bottle contains 240.0 mL of vinegar. How many grams of acetic acid are in the bottle?

Loud3001 Nov 14, 2021

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173

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Complex Numbers

Express (4 - 5i)(5 + 5i) in the form a + bi where a and b are integers and i^2 = -1.

Guest Nov 14, 2021

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169

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Function problem

If h(x) is a function whose domain is [-8,8], and g(x) = h(x^2/2), then the domain of g(x) is an interval of what width?

Guest Nov 14, 2021

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300

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Find two points on the graph of this function, other than the origin, that fit within the given

Consider the following function.

k(x)= −2x^5
read more ..

Guest Nov 14, 2021

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169

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Algebra question

Find one pair (x,y) of real numbers such that x + y = 4 and x^3 + y^3 = 100 + xy.

Guest Nov 14, 2021

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170

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factorization

Factor a^2*(b − c) + b^2*(c − a) + c^2*(a − b).

Guest Nov 14, 2021

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180

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polynomials

Determine (r + s)(s + t)(t + r) if r, s, and t are the roots of the polynomial x^3 − 9x^2 − 9x − 8.

Guest Nov 14, 2021

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factorization question

(2 + 3)(2^2 + 32)(2^4 + 3^4)(2^8 + 3^8)(2^16 + 3^16)(2^32 + 3^32)(2^64 + 3^64) is equivalent to 2^x + 3^y. Compute x and y.

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Guest Nov 14, 2021

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171

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Inverse Functions

Given that and for all x, find .
there is LaTex, click on question to see

Guest Nov 14, 2021

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216

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Geometry

Quadrilateral PQRS is a trapezoid with bases PQ and RS. The median MN meets the diagonals PQ and RS at X and Y, respectively. If SR=20 and XY=8, find PQ.

read more ..

Guest Nov 14, 2021

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Algebra

Sovle 16^x - 25*4^x + 24 = 0.

Guest Nov 14, 2021

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Generalization of x^n + 1/x^n = k

Given $x + \frac{1}{x} = k,$ find a formula with $k$ for $x^n + \frac{1}{x}^n$

MathProblemSolver101 Nov 14, 2021

Nov 13, 2021

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+99

Can Someone help me on this problem

I need help on this problem please

Jxalskdfjarkfhqwio3r Nov 13, 2021

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361

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+99

Math Help Please

Can Someone please help me i dont understand this

Jxalskdfjarkfhqwio3r Nov 13, 2021

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319

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+99

Can Someone Help Me

Can Someone Please Help Me on this problem

Jxalskdfjarkfhqwio3r Nov 13, 2021

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247

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Again a number puzzle. Add by writing?

Guest Nov 13, 2021

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213

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help with probability

a is chosen from the set {1,2,3,4}, and b is chosen from the set {5,6,7,8,9,10}. What is the probability that the product ab is a prime number?

Guest Nov 13, 2021

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177

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Algebra question

Find all values of x where there is a vertical asymptote for the equation y = (x + 1)/(x^2 - 2x + 1 - 15x + 4)

Guest Nov 13, 2021

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Algebra 1 W/ Probability

Suppose that 16 inches of wire cost 96 cents.
At the same rate, how much (in cents) will 22 inches of wire cost?

Guest Nov 13, 2021

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