2,195 Answered Questions for the topic Pre Calculus

Pre Calculus

12/09/21

The point (-15, 53√) lies on the terminal side of an angle in standard position. Find the value of θ in degrees.

The point (-15, 53√) lies on the terminal side of an angle in standard position. Find the value of θ in degrees.
Pre Calculus Precalculus

12/09/21

Find (a) the dot product of the two vectors and (b) the angle between them.

Find (a) the dot product of the two vectors and (b) the angle between them.6j, -4i
Pre Calculus Trigonometry

12/08/21

How do i solve this question

A biologist wants to know the width w of a river to properly set instruments for an experiment. From point A, the biologist walks downstream 100 feet and sights to point C (see figure). From this... more
Pre Calculus

12/07/21

Suppose an investment of $24,000 is invested at an annual rate of 5.4%

Suppose an investment of $24,000 is invested at an annual rate of 5.4%, compounded continuously. What is the value of the account after 12 years? Round your answer to the nearest cent/penny.Answer... more
Pre Calculus Precalculus Trigonometry

12/02/21

Write the expression as an algebraic expression in x for x > 0. 4 tan(arccos x)

Write the expression as an algebraic expression in x for x > 0.4 tan(arccos x)
Pre Calculus Precalculus

11/30/21

Find the solutions of the equation that are in the interval [0, 2𝜋)

Find the solutions of the equation that are in the interval [0, 2𝜋). 8 cos2 𝛾 + 4 cos 𝛾 = 0
Pre Calculus Precalculus Trigonometry

11/29/21

Find the exact value of the expression when it is defined.

sin [sin-115/13 - cos-1(-3/5)]
Pre Calculus Math Precalculus Maths

11/29/21

Mr. Salazar pays ₱300,000 cash and 15,000 monthly for 20 years for a house and lot. If money is at 8.5% compounded every month, how much is the cash value of the property?

Mr. Salazar pays ₱300,000 cash and 15,000 monthly for 20 years for a house and lot. If money is at 8.5% compounded every month, how much is the cash value of the property? 
Pre Calculus Math Algebra 1 Algebra 2

11/28/21

A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.

A commuter plane leaves an airport and travels due south at 375 mph. Another plane leaves at the same time and travels due east at 500 mph. Find the distance between the two planes after 2 h.

11/27/21

Find the remaining zeros of f(x)

Information is given about a polynomial f(x) whose coefficients are real numbers. Find the remaining zeros of f.Degree 5; Zeros: -7, i, 7i
Pre Calculus Math Homework

11/22/21

If sin (t) = 3 over 8 and t is in the 2nd quadrant, find cos (t)

Homework for pre calculus
Pre Calculus Math Homework

11/22/21

If cos (t) = 1 over 7 and t is in the 4th quadrant, find sin(t)

College pre calc home work assignment
Pre Calculus Math

11/22/21

Can you help Katie find the measurement of the angle in degree and radian?

 Katie bought a pizza from a nearby store. Her mother gave her a slice that measured (1/4)th of the complete pizza. Katie asked her mother about the central angle that her slice of pizza made. Can... more
Pre Calculus Precalculus Pre Calculus

11/19/21

Sinusoidal Function (Word Problem)

At an amusement park, the Ferris wheel has a diameter of 42 ft, and it is positioned 5 feet above the ground. To ride costs 7 tickets, so Charlie wants to time the ride to make sure he gets his... more
Pre Calculus

11/17/21

Pre Calculus Homework

Consider the following functions.f(x) = 6x − 5, g(x) = x2Find (f ∘ g)(x).Find the domain of (f ∘ g)(x). (Enter your answer using interval notation.)Find (g ∘ f)(x).Find the domain of (g ∘ f)(x).... more
Pre Calculus

11/17/21

Pre calculus Hw

Use f(x) = 4x − 5 and g(x) = 2 − x2 to evaluate the expression.(a) (f ∘ f)(x)(b) (g ∘ g)(x)
Pre Calculus

11/17/21

Pre calculus HW

A function f is given, and the indicated transformations are applied to its graph (in the given order). Write the equation for the final transformed graph.f(x) = |x|; reflect in the x-axis, shift 3... more
Pre Calculus Mathematics

11/16/21

Find the trig point of (π/3 - θ), if P(θ) = (r,s).

Pre Calculus Math Calculus Calculus1

11/15/21

The graph of g consists of two straight lines and a semicircle. Use it to evaluate each integral.

Link to graph: https://ibb.co/zJ81nn1find: (a)    10 g(x) dx 0  (b)    30 g(x) dx 10 (c)    35 g(x) dx 0 

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