11/17/22

I dont understand this

You want to have $300,000 when you retire in 25 years. If you can earn 3% interest compounded continuously, how much would you need to deposit now into the account to reach your retirement goal?
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11/17/22

Find a positive number x such that the sum of 9x and 1/x is as small as possible. Does this problem require optimization over an open interval or a closed interval?
Find a positive number x such that the sum of 9x and 1/x is as small as possible.x = ?Does this problem require optimization over an open interval or a closed interval?
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11/16/22

The point P in the figure below has y-coordinate 15 /17 .
I have to find sin(t), cos(t), tan(t) and sec(t) I know sin(t) is 15/17, I'm having trouble finding the rest
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11/15/22

Write a rule that represents this function: (0,1),(1,2),(2,4),(3,8),(4,16)
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11/15/22

slope intercept form of the equation of the line through the given point (2,-4) with the given slope = 1-2
through:(2,-4), slope = 1/2
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11/14/22

Use complex zeros to factor f
f(x)=x^(4)+122x^(2)+121complex zeros: i,-i,11i,-11i
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11/14/22

solve -4x^2+12x-11=0
solve using the quadratic formula
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11/13/22

Let W₁ be the set: [1 0 0], [1 1 0], [1 1 1] and Let W₂ be the set: [1 0 1], [0 0 0], [0 1 0]
Determine if W₁ is a basis for R³ and check the correct answer(s) below.A. W₁ is a basis.B. W₁ is not a basis because it does not span R³.C. W₁ is not a basis because it is linearly... more
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11/11/22

Using laws of logarithms, write the expression below as a single logarithm 6(log(x+2)+⁷⁄₆log(x+1))= log(________________)
(help)
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11/09/22

Differentiation

If 𝑔 is a function satisfying 𝑔(3)=𝑔′(3)=−2, and ℎ(𝑥)=tan^−1[𝑔(𝑥)]. then what is ℎ′(3)?
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11/09/22

the points (-2,r) and (14,17) lie on a line with slope 5/4 what is r

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11/07/22

Find the parabola with equation y = ax2 + bx whose tangent line at (1, 0) has equation y = 2x − 2
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11/07/22

The given amount of annual interest is earned from a total of $14,000 invested in two funds paying simple interest.
Write and solve a system of equations to find the amount invested at each given rate.Annual interest: $520Invested at 2%: $Invested at 5%; $
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11/05/22

extrema critical numbers

Which of the given statements involving extrema are true?a. If 𝑐 is a critical number, then there is a local extreme value at 𝑐.b. If a function 𝑓 is defined on the interval [𝑎,𝑏], differentiable... more
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11/05/22

derivatives calculus
Find the critical numbers, if any, of the given function.𝑓(𝑥)=2𝑥−ln(𝑥)answer a comma‑separated list. give the exact form.
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11/03/22

This year Bill watched 60 movies. He thought that 24 of them were very good. Of the movies he watched, what percentage did he rate as very good?
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11/02/22

roots of x^+8x+20=0
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11/02/22

If f(x) is a differentiable function on the domain [-2,7] and of its only critical number is a=3, at which locations can the absolute maximum this function has only occur? Click all possibilities.
Answer choices: -2 0 3 7 no conclusion possible
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11/02/22

Find the coordinates of point P along the directed line segment AB, from A(-3,2) to B(5,-4) so that the ratio of AP to PB is 2 to 6.
The coordinates are P(__,__)
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11/02/22

Write an equation in slope-intercept form for the line that passes through the given point and is parallel to the graph of the equation is (-5+3); y=-3x+4
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11/02/22

Algebra Question
The Bennett family and the Sanchez family each used their sprinklers last summer. The water output rate for the Bennett family's sprinkler was 15L per hour. The water output rate for the Sanchez... more
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11/01/22

Simplify the expression completely by combining any like terms
A four-sided field needs to be fenced. Two sides are each g feet long. The length of the third side is 3 feet less than 5 times the fourth side. If the length of the fourth side is represented... more
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10/29/22

Solving a word problem with three unknowns using a linear equation

Mary, Henry and Chang served a total of 105 orders Monday at the school cafeteria. Mary served 9 more orders than Henry. Chang served 2 times as many orders as Henry. How many orders did they each... more
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10/28/22

a number m is no less than -1 or less than or equal to -5 and 1/3
a number m is no less than -1 or less than or equal to -5 and 1/3
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10/28/22

Geometry, Please Help!
If AB=24, what is the length of A′B′?
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