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Two math questions, help!

Divide. assume that no denominator equals zero. 6d^2/4c divided c^2d^3/18 1. 27/c^3d 2. 24d/c 3. 36c/d 4. Cd^5/12 Divide. assume that no denominator equals zero. divide and simplify completely

What is the average value of 3-x^2 on [0,2]

is it: a. 3 b. 4 c. 2 d. 5/3 I worked it out and got a. but Im not sure if its correct or not.-The average value of f(x) on the interval [a, b] is given by: F(avg) = 1/(b - a) ∫ f(x) dx (from x=a to

Some math problems? (If it's possible, show work?)

1. If one side of a rectangle is 14 inches long, and the perimeter of that rectangle is 36 inches, what is the area of the rectangle? 2. Below is a chart showing the points our town bball team scored

Int((2−cos(x+y)dxdy) when D is the bounded region enclosed by the lines x+y = π ,x=0 and y=0.

its a double integral problem-∫∫D (2 - cos(x+y)) dA = ∫(x = 0 to π) ∫(y = 0 to π-x) (2 - cos(x+y)) dy dx = ∫(x = 0 to π) (2y - sin(x+y)) {for y = 0 to π-x} dx = ∫(x = 0 to π) [(2(π-x) - sin(x+ π-x))

How to do this algebra problem? Simplifying radicals

Hi, Im just starting on simplifying radicals in my algebra 1 class, but I just cant seem to understand how to do any of it. The problem is sqrt(180). How do I simplify this? If you could show me ste

Find the length of the arc f(x)=x^3/3+1/4x, x E [1,2]

is it: a. 5/24 b. 3/8 c. 35/24 d. 59/24 I chose a. Is that correct? If not, please explain-I am assuming that: y = x^3/3 + 1/(4x). By re-writing y as x^3/3 + (1/4)x^(-1) and differentiating gives:

Consider this series using the root test

consider the series: ∞ ∑an n=1 where an= (-1)^n((ln(n))/n)^n determine whether this series converges or diverges-Your use of parenthesis is quite perplexing. Im going to assume that you meant the fol

Calculus/integral help

Im not exactly sure how to do this. The integral from 1 - 2 of (x^3)dx.-By the power rule, the integral of x^3 dx, F(x) is just 1/4x^4. By the FTC, going from 1 to 2 is F(2)-F(1). So, 1/4(2)^4-1/4(1)

Arithmetic Sequences Problem

A cook started with 26 ounces of special sauce. She used 1.4 ounces of the sauce in each of a number of dishes and had 2.2 ounces left over. How many dishes did she make with the sauce? I know th

Help with these math problems please

P=1/kQ a) direct b) inverse c) joint varation p=kQr a)direct b)inverse c)joint variation p=kQ/r a) direct as Q, inverse as R b) direct as R, inverse as Q c) direct as Q, direct as R d) inverse

What is the absolute value of 15-8i? imaginary numbers

And can you explain a bit about imaginary numbers? such as problems like (3+2i) (15-8i)?-1. Recall that |a + bi| = √(a² + b²). Let a = 15 and b = -8, so: √(15² + (-8)²) = √(225 + 64) = √289 = 17 2.

How do I solve 6ln(x-4)=1

In words it is six times natural log of x minus four equals one.-6ln(x-4) = 1 We want to solve for x so we want to rearrange and move everything over to the other side. Firstly, you have 6 TIMES ln(x

MATH QUESTION, HELP FOR 10 POINTS!! BEST ANSWER ONLY!!!!

AN ARC 33M LONG SUBTENDS A CENTRAL ANGLE OF A CIRCLE WITH A RADIUS OF 16M. DETERMINE THE MEASURE OF THE CENTRAL ANGLE IN RADIANS!!! 2. A CIRCLE HAS A RADIUS OF 75 CM AND A CENTRAL ANGLE OF 14(PIE)/15

Calculus Question need some help with limit

evaluate the limit (0, 1) 6x/square root of 16+3x^2 dx. Really need explanation/step by step. Thanks in advance!-1 ∫ 6x dx / ( 3 x ² + 16 )^(1/2) 0 Let u = 3 x ² + 16 du = 6x dx 19 ∫du / u^(1/2)

Math trouble..someone help

I have to figure out this problem, Im really bad with math:/ How many ways can a teacher choose 2 students from a group of 4 students? A.) If just 2 on a committee B.) If for president and vice presi
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