Precalculus Questions

##### Find all solutions to 2 cos t = 0.35 for 0 ≤ t ≤ 2π Give...

##### in exercises 47-50, find the polynomial function f with real coefficients that has the given degree,...

##### solve each equation. When needed write the exact answer with natural logs and then approximate the...

##### 1 point) Find the slope of the tangent line to the curve 3sin(x)+6cos(y)−5sin(x)cos(y)+x=5π3sin(x)+6cos(y)−5sin(x)cos(y)+x=5π at the point...

##### Two particles are moving in the xy-plane. They move along straight lines at a constant speed....

##### There are two ways to find the unknown coefficients of partial fraction decomposition. The second method...

##### The following table shows the average price of a two-bedroom apartment in uptown New York City...

##### A thermometer reading 8 degreesC is brought into a room with a constant temperature of 38...

##### The grocery store we use does not mark prices on its goods. My wife went to...

##### At the north campus of a performing arts school, 20% of the students are music majors....

##### Assume sin(θ)=19/36 where π2<θ<π, and cos(ϕ)=−11/38 where π<ϕ<3π/2. Use sum or difference formula to compute: sin(θ...

##### Maximum Area: Kevin wants to fence a garden using 14 rails of 8-foot each that he...

##### A popular sports drink can be made by adding 15 grams of powdered drink mix to...

##### Solve the 3x3 system. x1-x2+x3=3 -2x1+3x2+2x3=7 3x1-3x2+2x3=6

##### Question 1: Two cars start moving from the same point. one travels south at 48 mi/h...

##### 1) Write nth term suggested by pattern. 1, 1/4, 1/16, 1/64, ... 2) Find first term...

##### Complete the square on x to find the vertex of the parabola given by g(x). Describe...

##### 1. Answer the following. a. Find the area of a triangle that has sides of lengths...

##### a) Find the time it will take for an investment of $ 17,000 to accumulate to...

##### 1.) Find the standard form of the equation of the parabola with the given characteristic(s) and...

##### Name the Quadrant 1. cot q = -3 , tan q = 2. cot q =...

##### Find the interest earned on $25000.00 invested for 6 years at 4.5% interest compounded as follows....

##### Convert the following Cartesian equations to polar equations: a.) x^2+y^2=64 b.) x^2+y^2=-2y Greatly appreciated!

##### The population P (in thousands) of a certain city from 2000 through 2014 can be modeled...

##### 4) A furniture manufacturing company manufactures tables and chairs. The relevant manufacturing data are given in...

##### Find all numbers x satisfying the given equation. |x-3| + |x-4| = 1/2 Please explain step...

##### Ryan fires a missile off a cliff toward Metropolis at a height of 240 feet above...

##### Solve the given equation. (Enter your answers as a comma-separated list. Let k be any integer....

##### Find the rational zeros of the function h(t)=t^3+8t^2+13t+6

##### Solve the system of equations. Find all solutions. 5x + 7y = 31 x 2 +...

##### how can I find the domain, x and y intercepts of this function? f(x) = x2...

##### 15. Find all the real zeros of the polynomial. Use the quadratic formula if necessary, as...

##### 1. solve for x and graph solution on a real number line |150-20x| ≤10 2. solve...

##### Consider the following system of equations. 3x − 2y = b1 4x + 3y = b2...

##### Find the exact value sin ?(2 arctan(−a/b)+arccos(a))?,where a>0, b>0, and a2+b2 =1.

##### Juanita and Juanito started climbing from the same location at the same time. Juanito climbed to...

##### Suppose the manufacturer supplies 1000 units if the wholesale price is $15 each but will supply...

##### Use vectors to find the interior angles of the triangle given the following sets of vertices....

##### 1. Find all zeros of the polynomial. (Enter your answers as a comma-separated list. Enter all...

##### 1. Use synthetic division and the Remainder Theorem to evaluate P(c). P(x) = 3x2 + 13x...

##### 1.Given cos(x) = 1/6 with 3π/2 < x < 2π. Find the value of cos(2x). 2....

##### What is the reference angle to 240o and A 45o-45o-90o triangle has a side length of...

##### Let f(x) = 2a^(2x) for some positive constant a. Express f(kx+2) in terms of f(x) if...

##### Having so much hard time solving this question... Original Question is "Show that the cylinder {(x,y,z)...

##### Find the standard form of the equation of the ellipse satisfying the given conditions. Foci: (0,-5),...

##### A store has two types of animal feed available. Type A contains 9 pounds of oats...

##### Arnold hit a golf ball with an initial velocity of 150 feet per second at an...

##### A tunnel under a highway overpass has the shape of the upper half of an ellipse,...

##### 1. The movement of a ball is modelled by the function y= 3sin(pi/2 x ) +7....

##### Given a zero of the polynomial, determine all other zeros (real and complex) and write the...

##### 1). The magnitude and direction of two forces acting on an object are 90 pounds, S72°...

##### How long will it take an investment of $6000 to double if the investment earns interest...

##### The parents of a child have just come into a large inheritance of $128,000 and wish...

##### Suppose that 0 < | x-(-3) | < 2. Where does x have to be on...

##### 1. Consider the functions ?(?) = √? + 1 , ?(?) = 2? 4−? , and...

##### Use Gaussian Elimination to solve and show all steps: 1. (x+4y=6) (1/2x+1/3y=1/2) 2. (x-2y+3z=7) (-3x+y+2z=-5) (2x+2y+z=3)

##### 2secxcotx−2√3secx+cotx−√3=0 Solve

##### 5. All the real zeros of the given polynomial are integers. Find the zeros. (Enter your...

##### Given f(x)=2x3-7x2+9x-3, use the remainder theorem to find f(-1)

##### find at least 5 different summation notations a) 6+8+10+12+....+32 b) 5+7+9+11+....+31

##### Water is draining from a large tank. After tmin, there are150000-7500t +t2 litres of water in...

##### If θ is in the interval [0, 2π) and cos(θ) = √ 2/2 , then θ...

##### Consider f(x) = (3x+4)/(2x-3) a) Show f(x) is 1-1 by showing that if f(a) = f(b),...

##### the verteces of an ellipse are V(0+/-3) and the foci are F(0,+/-2) find its equation.

##### The monthly demand for a certain brand of perfume is given by the demand equation p=100e^-0.0002x+150...

##### A person is running along a beach (assume flat ground, no incline) at a constant speed...

##### Solve the rational inequality: (3x-9)/(x+1) > 2. Show work (on your paper) using a table with...

##### A convertible and a minivan leave a highway junction at the same time. The convertible travels...

##### Find the complete factorization of P(x) = x^3-64 The answer I got was (x-4)(2-2i√3)(2+2i√3) but I'm...

##### A certain vehicle can accelerate from a standing start to a speed of v(t) = −0.27t^2...

##### Solve the following system of linear equations using the techniques discussed in this section. (If the...

##### if x= log (w) and y=log(z), what is log (wz^3) in terms of x and y.

##### A20) Given that f(x) is a cubic function with zeros at −2−2 and 2i−2, find an...

##### Find the angle theta between vectors u=(5,6) and v=(-8,7). Find a unit vector orthogonal to v.

##### sifferential equation. x(x+4y)y'=y(x-4y) find general solution.

##### A nuclear scientist has a sample of 100mg of a radioactive material. She monitors the amount...

##### A worker starting his shift at 7:00 AM will have produced Q(t)= -t^3+6*t^2+15*t units t hours...

##### You have $4000 with which to build a rectangular enclosure with fencing. The fencing material costs...

##### Solve triangle ABC. (If an answer does not exist, enter DNE. Round your answers to one...

##### Hyperbolas 4(y - 1)^2 - (x + 4)^2 - 36 =0 state the 2 vertices of...

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