03/14/15
The rectangular coordinates of a point are given. Find polar coordinates for the point.
The rectangular coordinates of a point are given. Find polar coordinates for the point. (Enter your answer using r > 0 and 0 ≤ θ < 2π. Round your answers to two decimal places.)(1.3,...
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03/14/15
Consider the following vectors.
Consider the following vectors.v = 3i + 4j, w = 4i + 3j
(a) Find the angle between v and w.
please help!!!
03/14/15
Write this expression in the standard form a + bi.
Write this expression in the standard form a + bi.
(2(cos(pi/10)+isin(pi/10)))^5
03/14/15
how to solve a quadratic equation with completing the square
a^+2a-3=0
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03/14/15
Factor completely
Factor completely . 2y^3+3y^2−6y−9 Enter the factors as a product of two binomials. Enter the original expression if it cannot be factored.
03/13/15
Find the derivative of a logarithmic function
Differentiate. f(x) = log4 xex
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03/12/15
Solve the equation 9 = square root of 27(4x + 6). Using complete sentences, explain the strategy used in solving this equation. Solve the equation 9 = square ro
Solve the equation 9 = square root of 27(4x + 6). Using complete sentences, explain the strategy used in solving this equation.Solve the equation 9 = square root of 27(4x + 6). Using complete...
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03/12/15
Boat travels with the current at 22km/h and against the current 12km/h. What is the rate in still water? What is the rate of the current?
A boat travels with the current at 22km/h and travels against the current at 12km/h. What is the rate of the boat in still water? What is the rate of the current?
03/12/15
cosx/1+sinx + 1+sinx/cosx = 2sec
I'd like to know how to solve this problem
We are learning trigonometric identities
03/12/15
Plot this complex number in the complex plane and write it in polar form.
Plot this complex number in the complex plane and write it in polar form. Express the argument in degrees.1 + iGive your answer using the form z = A(cos(B°) + i sin(C°)).
A=
B=
C=
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03/12/15
Plot this complex number in the complex plane and write it in polar form.
Plot this complex number in the complex plane and write it in polar form. Express the argument in degrees.3 - 4iGive your answer using the form z = A(cos(B°) + i sin(C°)).
A=
B=
c=
03/12/15
How fast is the height of the water increasing a cylindrical tank?
a cylindrical tank with radius 5m is being filled with water at a rate of 3m^3/min. The formula for Volume of the cylinder is V = πr2h and this a related rate question.
03/11/15
rational zeros
Find all rational zeroes of the polynomial and write in complete factored form: g(x)=x^3-7x^2+14x-8
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03/11/15
infinite sum of 3/e^n + 2/(n(n+1))
I evaluated the first part as a geometric series and the second part with an integral test. I got r = 1/e for the first part and -2ln(2) for the integral of the second part. I'm not sure how to...
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03/11/15
College algebra
Find all rational zeroes of the polynomial and write in complete factored form: f(x) = x^3+3x^2-4
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03/11/15
College algebra
Use synthetic division and the Remainder Theorem to evaluate P(c): P(x)=x^3-x^2+x+5; c=1
03/11/15
What is the value of x?
There are 2 points in the standard coordinate plane. One point is at (x,4) the other point is at (-3,-2). The slope Of the line connecting the two points is -3.
03/11/15
The Ratio of the Measures of the angles of a triangle is 3:4:8. FInd the measure of the largest triangle
help
03/11/15
please solve the following algebra problem
Write the slope-intercept form of the equation of the line passing through (4, -1) and perpendicular to 3x + 12y = 5
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03/11/15
What is the answer of the logarithmic equation?
Solve the logarithmic equation. Give the answer to two significant figures.
3lnx+8=ln(3x)+12.18
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03/11/15
How many grams are there, what is the graph, and what is the half-life?
A breeder reactor converts stable uranium- 238 into the isotope plutonium-239. The decay of this process is given by A(t)=100e-0.00002876t, where A(t) is the amount of the isotope at time t (in...
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03/11/15
Geometric progression
The second term of a convergent geometric series is 5 and the sum to infinity is -125 divided by 6. find the common ratio of the series.
03/11/15
Given an arithmetic sequence with a1=88 and a9=12 find the common difference d.
What is the common difference?
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