Questions on Algebra: Trigonometry answered by real tutors!

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Question 90771This question is from textbook Algebra and Trigonometry
: Find the distnace d(A,B) between the points A(-1,0) and B(4,3).This question is from textbook Algebra and Trigonometry

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Question 86884: please solve this problem: please solve trigonometric equation 3sin theta-4 cos theta = 2 give all positive values of the angle between 0 to 360 degress give any approximate value to the nearest minute only.
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Question 91380: For 0 degrees < x < 90 degrees, how many solutions are there for the equation 2 sin x = cos X?
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Question 91467: Given vectors a={7,4} and b={2,3}. Find 2a-b.
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Question 91487: Use the addition and subtraction formula to simplify cos(x+pi)
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Question 87724: Determine the measure of angle B of triangle ACB, given the following information: A=69degrees, a=25ft, b=16ft
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Question 91508: Find all solutions to the equation cos x = -1.
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Question 91503: Find the directrix of the parabola 12(y+4)=(y-6)^2
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Question 91505: Find the third term in the recursively defined sequence:
asub1 = 3, a subk+1 = asubk(asubk-1)

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Question 91504: Find the vertices of the ellipse x^2/4 + y^2/25 = 1
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Question 92375: find the length of the arc on a circle of radius r=16 inches by a central angle = 60 degrees?
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Question 92468This question is from textbook Algebra and Trigonometry
: Let f(x)= x cube-8x squared+17x-9. Use the factor theorem to find other solutions to f(x)-f(1)=0, besides x=1.This question is from textbook Algebra and Trigonometry

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Question 92466This question is from textbook Algebra and Trigonometry
: Find a polynomial with leading coefficient 1 and degree 3 that has has -1, 1, and 3 as roots.This question is from textbook Algebra and Trigonometry

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Question 92475This question is from textbook Algebra and Trigonometry
: The polynomial f(x) divided x-3 results in a quotient of x squared+3x-5 with a remainder of 2. Find f(3).This question is from textbook Algebra and Trigonometry

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Question 92462This question is from textbook Algebra and Trigonometry
: Express the following stattement as a formula with the value of the constant of proportionality determined with the given conditions: w varies directly as x and inversely as the square of y. If x=15 and y=5, then w=36.This question is from textbook Algebra and Trigonometry

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Question 92474This question is from textbook Algebra and Trigonometry
: Find the quotient and remainder of f(x)= x cube-4x squared+5x+5 divided by
p(x)= x-1.
This question is from textbook Algebra and Trigonometry

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Question 92473This question is from textbook Algebra and Trigonometry
: Given that (3x-a)(x-2)(x-7)=3x cubed-32x squared+87x-70, determine the value of a.This question is from textbook Algebra and Trigonometry

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Question 92463This question is from textbook Algebra and Trigonometry
: The degree three polynomials f(x) with real coefficients and leading coefficent 1, has 4 and 3+i among its roots. Express f(x) as a product of linear and quadratic polynomials with real coefficients.This question is from textbook Algebra and Trigonometry

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Question 92464This question is from textbook Algebra and Trigonometry
: Find the quotient and remainder of f(x)=x^4-2 divided by p(x)=x-1.This question is from textbook Algebra and Trigonometry

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Question 92461This question is from textbook Algebra and Trigonometry
: Find the quotient and remainder of f(x)=x cubed-4x squared+5x+5 divided by
p(x)= x-1.
This question is from textbook Algebra and Trigonometry

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Question 92557This question is from textbook Algebra and Trigonometry
: Find the horizontal asymptote of the rational function: f(x)= 8x-12/4x-2This question is from textbook Algebra and Trigonometry

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Question 92558This question is from textbook Algebra and Trigonometry
: Given that (3x-a)(x-2)(x-7)=3x cubed-32x squared+87x-70, determine the value of a.This question is from textbook Algebra and Trigonometry

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Question 92556This question is from textbook Algebra and Trigonometry
: Find the polynomial f(x) of degree three that has zeroes at 1,2, and 4 such that f(0)= -16. This question is from textbook Algebra and Trigonometry

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Question 92734This question is from textbook Algebra and Trigonometry
: The electrical resistance R of a wire varies directly as its length L and inversely as the square of its diameter. A wire 20 meters long and 0.6 centimeters in diameter made from a certain alloy has a resistance of 36 ohms. What is the resistance of a piece of wire 60 meters long and 1.2 centimeters in diameter made from the same material?This question is from textbook Algebra and Trigonometry

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Question 92729This question is from textbook Algebra and Trigonometry
: Find the vertical asymptote of the rational function: f(x)=3x-12/4x-2This question is from textbook Algebra and Trigonometry

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Question 92728This question is from textbook Algebra and Trigonometry
: The polynomial f(x) divided x-3 results in a quotient of x squared+3x-5 with the remainder of 2. Find f(3).This question is from textbook Algebra and Trigonometry

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Question 92731This question is from textbook Algebra and Trigonometry
: A rectangle is placed under the parabolic arch given by f(x)=27-3x squared by using a point (x,y) on the parabola, as shown. Write a formula for the function A(x) that gives the area of the rectangle as a function of the x-coordinate of the point chosen.This question is from textbook Algebra and Trigonometry

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Question 92853This question is from textbook Finite Mathematics
: Select the line parallel to 6x+14y=20This question is from textbook Finite Mathematics

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Question 92873This question is from textbook Algebra and Trigonometry
: The period of a simple pendulum is directly proportional to the square root of its length. If a pendulum has a length of 6 feet and a period of 2 seconds, to what length should it be shortened to achieve a 1 second period?This question is from textbook Algebra and Trigonometry

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Question 92878This question is from textbook Algebra and Trigonometry
: Find all roots of the polynomial x cube-x squared+16x-16.This question is from textbook Algebra and Trigonometry

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Question 92854This question is from textbook Finite Matheamtics
: The line 6x+9y=8 has a slope.This question is from textbook Finite Matheamtics

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Question 92879This question is from textbook Algebra and Trigonometry
: If f(x)= x(x-1)(x-4), use the interval notation to give all values of x where f(x)>0.This question is from textbook Algebra and Trigonometry

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Question 92856This question is from textbook Finite mathematics
: An item costs $900, has a scrap value of $50, and useful life of five years. The linear equation relating book value and number of years is.This question is from textbook Finite mathematics

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Question 92930This question is from textbook Algebra and Trigonometry
: find the vertical asymptote of the rational function: f(x)=3x-12/4x-2This question is from textbook Algebra and Trigonometry

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Question 92860This question is from textbook Finite Mathematics
: The solution to the system of equations below is: 3x+4y=-6, x-5y=17This question is from textbook Finite Mathematics

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Question 92871This question is from textbook Finie Mathematics
: The dot product 3 1 4 x 2
-1
5 is:
This question is from textbook Finie Mathematics

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Question 92867This question is from textbook Finite Mathematics
: The inverse of 1 -1 0
0 1 1
1 0 -1 is:
This question is from textbook Finite Mathematics

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Question 93110This question is from textbook Algebra and Trigonometry
: Solve the equation 4^2x+1=2^3x+6.This question is from textbook Algebra and Trigonometry

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Question 93111This question is from textbook Algebra and Trigonometry
: The amount A in an account after t years of an initial principle P invested at an annual rate r compounded continuously is given by A=Pert where r is expressed as a decimal. What is the amount in the account if $500 is invested for 10 years at the annual rate of 5% compounded continuosly?This question is from textbook Algebra and Trigonometry

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Question 93114This question is from textbook Algebra and Trigonometry
: Find an exponential function of the form f(x)=ba^x+c with y-intercept 2, horizontal asymptote y=-2, that passes through the point P(1,4).This question is from textbook Algebra and Trigonometry

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Question 93113This question is from textbook Algebra and Trigonometry
: Solve the equation In(x+5)- In(3)=In(x-3).This question is from textbook Algebra and Trigonometry

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Question 93115This question is from textbook Algebra and Trigonometry
: A bacteria culture started with a count of 480 at 8:00 A.M. and after t hours is expected to grow to f(f)=480(3/2)^t. Estimate the number of bacteria in the culture at noon the same day.This question is from textbook Algebra and Trigonometry

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Question 93112This question is from textbook Algebra and Trigonometry
: The amount A in an account after t years from an initial pricnciple P invested at an annual rate r compounded continuosly is given by A=Pert where r is expressed as a decimal. How many years will it take an initial investment of $1,000 to grow to $1,700 at the rate of 4.42% compounded continously?This question is from textbook Algebra and Trigonometry

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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790