04/25/22

translate into a math expression, equation, or inequality

twice the difference between d and three
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04/24/22

Determine if the power series h(x^2) has any points of inflection. Justify your answer.

The function h is defined by the power series  Determine if the power series h(x2) has any points of inflection. Justify your answer.
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04/23/22

Are there power series which diverge everywhere? If so, exhibit one. If not explain why it cannot happen.
Are there power series which diverge everywhere? If so, exhibit one. If not explain why it cannothappen.
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04/23/22

Do you consider that absolute or conditional convergence is the stronger, more useful form of convergence? Explain.
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04/23/22

definite integrals - calc problem
An object is launched straight upward so that its height, h, is a function of time, t. Its velocity isdh/dt = 50 − 32.2t feet/second. Find Δh on the interval [0, t]. Hint: Assume t is between 0 and... more
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04/23/22

Definite integrals - calc
The potential in a circuit, V, is a function of time, t, withV(0) = 12 volts, and dV/dt = −18e^−1.5t volts/sec. Find V(0.5). Be accurate to ±0.1 volts.V(0.5) = _____________
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04/23/22

What is an interval, |S − S4| ≤ |R4| for which the actual sum exists?

The series:  has a partial sum  when x = 1. What is an interval, |S − S4| ≤ |R4| for which the actual sum exists? Provide an exact answer and justify your conclusion. 
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04/21/22

Find the derivative of y=(2−x^2)^x. Be sure to include parentheses around the arguments of any logarithmic functions in your answer.
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04/21/22

What is an interval, |S − S5| ≤ |R5| for which the actual sum exists?

The series: ∞∑ ((-1)n) • ((x2n+1) / (2n+1)!n=0has a partial sum S5 = 263/315 when x = 1. What is an interval, |S − S5| ≤ |R5| for which the actual sum exists? Provide an exact answer and justify... more
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04/18/22

math- algebra 2
A line passes through the points (0, 6) and (–9, 9). What is its equation in slope-intercept form?Write your answer using integers, proper fractions, and improper fractions in simplest form.
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04/18/22

A copy machine makes 165 copies in 3 minutes and 45 seconds. How many copies does it make per minute?

please answer this question and give me the answer!
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04/18/22

The length of a rectangle is 6 cm longer than its width. if the perimeter if the rectangle is 68 cm, find its length and width.
please give me the answer!
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04/18/22

[Calculus] the function f ( x ) = 3 x ln ( 1 + x ) is represented as a power series
The function f(x)=3xln(1+x) is represented as a power series f(x)= ∑∞n=0 cnxnFind the specified coefficients in the power series. C2= C3= C4= C5= C6= Find the radius of convergence R of the series.
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04/17/22

How do you find the volume of a 5-in thick acrylic shell of a sphere that is 5ft in diameter?
“The Johnson-Sea-Link (JSL) is an oceanic submersible pod. The front chamber, which contains the sub’s controls, is a 5-ft-diameter sphere made of 5-in-thick clear acrylic. Find the volume of the... more
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04/17/22

If f is continuous on [a,b], show that 2∫ab f(x)f'(x)dx=[f(b)]^2-[f(a)]^2
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04/17/22

Account for the graph of f having two tangents with a slope of -72, and determine the equation of one of them.
A function f is given by the expression f(x)= -2x3+3x2+180x for -10≤ x ≤ 11
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04/13/22

Determine if the sequence below is arithmetic or geometric and determine the common difference / ratio in simplest form. 24,\, 15,\, 6,\, ... 24,15,6,
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04/13/22

Alg2- Compound Probability
A bag contains 2 red marbles, 4 blue marbles, and 7 green marbles. If two marbles are drawn out of the bag, what is the exact probability that both marbles drawn will be blue?
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04/12/22

Solve 8 sin ( 2 θ ) + 2 sin ( θ ) = 0 for all solutions 0 ≤ θ < 2 π

Solve 8sin(2θ)+2sin(θ)=0 for all solutions 0≤θ<2π
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04/12/22

A woman invests a total of $20,000 in two accounts, one paying 3.5% and the other paying 5.5% simple interest per year. Her annual interest is $820. How much did she invest at each rate?
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04/12/22

Find the area of the triangles. Round to the nearest tenth. As in the text, ( α , a ) , ( β , b ) and ( γ , c ) are angle-side opposite pairs.
Questions:(a) α=14 o, β=17 o, a=7 units.(b) γ or angle c=58α=50c=28.39(c)  α=53 degreesa=27 units, b=12.2 units
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04/12/22

How would I answer this derivative application question?

Water is leaking from a trough at the rate of 0.8 L/s. The trough has a trapezoidal cross section, where the width at the bottom is 55 cm, at the top is 85cm, and the height is 25 cm. The length of... more
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04/12/22

Conditional Probability from a Table
In a class of students, the following data table summarizes how many students have a brother or a sister. What is the probability that a student has a brother given that they have a sister? Has a... more
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04/11/22

Algebra 1- Solving quadratic equations (factoring)

How do I find the x-intercept of Y= -16x^2 + 48x
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04/10/22

What is the difference between a general solution and a particular solution when solving for a differential equation?
A slope field is also provided; the equation is dy/dx=(1+y)/x
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