07/08/25

Algebraic Expression
Which of the following expressions is equivalent to 𝟐+𝟑𝒊/𝟒−𝟐𝒊?a. 110 + 45 𝑖b. 110c. 76 + 23 𝑖d. 110 + 310 𝑖
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05/13/25

graph y=3x+1 pls
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04/03/25

Question 1: What is the gain or loss on the sale of the Coca Cola shares?
Basis per share:Original basis- 500 sharesNumber of splits- The 500 shares split multiple times, resulting in 24,000 shares.Implied basis per share- $450,000 (total basis) / 24,000 (total... more
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03/20/25

the functions f (x) =x squared and g (x) = - f (x+2) - 5 are graphed on the same corddionate grid which staments are true choose 3 answers
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03/20/25

Solve the following

Random samples with size 4 are drawn from the population containing the values 19, 14, 26, 31, 53 and 44 a. Construct a sampling distribution of the sample means.b. Find the mean of the sample... more
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03/08/25

Real-World Impacts of a Surprise Fed Rate Cut in 2025
Okay, team, let's shift focus a bit. I've been wrestling with something lately, and I'd love your input. Given the current state of the US economy in 2025 – think about our inflation rate,... more
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02/20/25

Standard deviation
My tutor has asked me to add Standard Deviation, not Standard Error to a table. He says to "derive SD, to multiple SE by the root mean square of the sample size. Root mean square of 138"My sample... more
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02/18/25

Write the complex number z=(-1-√3i)^19 in polar form: z=r(cosθ+isinθ) where r =? and θ=? The angle should satisfy 0≤θ<2π
As the title states. I went through this problem myself and got r = 524288 and θ = 2π/3 , but that was not correct.
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02/11/25

Expected return and risk
Universal Corp is planning to invest in a security that has several possible rates of return. Given the following probability distribution of returns, what is expected or return on the investment?... more
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01/22/25

Trigonometric Identities|Please help!
Please help me understand how to verify the trigonometric identity:cot2θ⎯⎯ * sec2θ = 7tanθ cosθ csc2θcsc θ
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12/16/24

Urn 1 and Urn 2
Urn 1 contains two white balls and one black ball, while urn 2 contains one white ball and five black balls. One ball is drawn at random from urn 1 and placed in urn 2. A ball is then drawn from... more
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12/08/24

Find the profit mazimizing quantity in a single price monopoly
Price = 180 , 170 , 160, 150, 140, 130 where Quantity = 1,2,3,4,5 where Total Cost = 25, 150, 285, 430, 585, 750 Find the profit mazimizing quantity and price (this is a single priced monopoly)
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12/03/24

Hypotheses Testing
You want to see if the proportion of the population that wants the government to enact stronger measures to counteract climate change is different between those under 40 and those 40 and over. You... more
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12/02/24

Find the area of the region that lies inside the first curve and outside the second curve. r = 5 − 5 sin(𝜃), r = 5
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11/27/24

1-cos square theta=sin square theta

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11/26/24

Is the statement always true, sometimes true or never true. and why.

Is the statement always true, sometimes true or never true. and why. A polygon with clockwise orientation will still have clockwise orientation after performing a rigid motion.
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11/26/24

Hypotheses Testing
A recent poll stated that out of the 40 people interviewed, 22 of them drove to work. Create a 95% confidence interval for the true percentage of people who drive to work. Pick the correct... more
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11/23/24

Confidence Intervals
A recent poll stated that out of the 40 people interviewed, 22 of them drove to work. Create a 95% confidence interval for the true percentage of people who drive to work. Assume the data are... more
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11/20/24

From Delta math
Select the values that make the inequality start fraction, y, divided by, minus, 8, end fraction, ≥, 4−8y​≥4 true. Then write an equivalent inequality, in terms... more
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11/19/24

Could anyone help me with this?
You are given a rectangular piece of paper that has length  cm and height  cm. The lower right corner is to be folded to the top edge forming a triangle as shown. Determine the maximum and minimum... more
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11/19/24

Setting up a linear equations for a word problem
If Xavier were 2 years younger, then five years ago, he would have been a third of Yasmine's age. In three years time, Yasmine will be 8 years older than twice Xavier's age. How old is Xavier?
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11/19/24

Find the slope of a line perpendicular to the line whose equation is 3, x, plus, y, equals, minus, 93x+y=−9. Fully simplify your answer.
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11/18/24

The sum of two numbers is 36. Twice the first number minus the second is 6. What are the numbers?
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11/18/24

y=1/2x-4 in standard form
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11/13/24

Algebra 1 mathh
you order three sandwiches and a drink the drink costs $1.75 you pay 8% sales tax and leave a $5 tip you pay a total of $20.66 how much does one sandwich cost
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