Paul M.

Precalculus Trigonometry

10/13/21

P(x)=2x^4+3x^3-8x^2-9x+6

Find all real zeros of the polynomial

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Calculus

10/13/21

Find the sum s n = a 1 + ... + a n. s n = a 1 + ... + a n of the first n n terms of the series 7 , 21 , 63 , 189 , ... 7 , 21 , 63 , 189 , ...

Find the sum sn=a1+...+an of the first n terms of the series 7,21,63,189,.... (The answer is a function of n. Check your answer with n=1,2.)

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Calculus

10/13/21

Derivatives help

The radius of a circular oil spill after t minutes is given by r(t)=√16t. Find the instantaneous rate at which the radius is growing after 31 minutes.____ ft/min

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Calculus

10/13/21

Find an equation of the tangent like at x= a

Y=x^2/4 ; a= -4 I’m not sure how to find it with only y and not a point of a graph the use y-y1=m(x-x1)

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Calculus

10/13/21

Optimization: A cylinder is inscribed in a right

A cylinder is inscribed in a right circular cone of height 3.5 and radius (at the base) equal to 4.5. What are the dimensions of such a cylinder which has maximum volume

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Math Algebra 2 Algebra

10/12/21

Use synthetic division to find the zeros of the function (must show process)

Use synthetic division to find the zeros of the function (must show process)f(x)=3x^4-10x^2-25

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Algebra 1

10/12/21

Which number line represents the solution set for the inequality -1/2 x ≥ 4?

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Calculus Precalculus Functions

10/10/21

Let g(x)=-3x2 +ax+1.

Let g(x)=-3x2 +ax+1.Determine the number a such that the tangent line to the curve y=g(x) at the point (4, g(4)) is parallelto the line y=6x+53.what is the value of a?

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Calculus Precalculus Limits Of A Function

10/10/21

Let f(x)=4/√3x-2. Find the slope of the tangent line to the graph of f at the point (2, 2)

Let f(x)=4/√3x-2.Find the slope of the tangent line to the graph of f at the point (2, 2)help please!!

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Geometry

10/09/21

Let ABCDEF be a regular hexagon. Take a point P inside it which is NOT the center. AP =8,PB=8,PF=16.Finr the incenter of the hexagon

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Calculus

10/09/21

Calculus question that I don't quite understand

The number, N, of people who have heard a rumor spread by mass media at time, t, is given by N(y) = a(1-e^kt). There are 450,000 people in the population who hear the rumor eventually. 17 percent... more

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Calculus Statistics Probability

10/08/21

Please helppp kindly

In a group of students, the probability that they get greater than 90% on their statistics test is 0.42, theprobability that they slept at least 8 hours the night before the test is 0.516, the... more

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Calculus Statistics Probability

10/08/21

Need to find help in solving probability question

. A professor gives only two types of exams and designs only two types of questions, “easy” and “hard”. You will get a hard exam with probability 0.80. The probability that the last question on the... more

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Math Calculus Precalculus

10/08/21

Helppppppppppppppp

Let f(x) be the functionf(x)={ x2−c for x<45x+3c for x ≥ 4.Find the value of c that makes the function continuous. (Use symbolic notation and fractions where needed.)c =

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Math Geometry Maths

10/07/21

Given the endpoints

Given the endpoint A (4,8) and midpoint M (-3,1), find the missing end point B

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Algebra 1 Precalculus Algebra

10/07/21

Hi there I need help with rationalize the denominator

Rationalize the denominator 1/-8-5i 1/-2-8i 4/-3-6i -10-5i/-6+6i

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Answers •2

Math Calculus Precalculus

10/07/21

Find the limit of the sequence given by an = (cos(n) ln(n))/ (3n(^2)-7) for n ≥ 1

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Math Calculus Precalculus

10/07/21

Consider the sequence −2/3, 4/5, −8/7, 16/9, . . . , where a1 = −2/3.

(a) Write down the next two terms in the sequence, and find an exact formula for it (b) Select all the properties that are true for this sequence, and support your answer with an explanation:... more

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Algebra 2 Precalculus Algebra

10/07/21