15,254 Answered Questions for the topic precalculus
Precalculus
02/21/24
Solve the equation algebraically
Solve the equation algebraically, and then use a calculator to find the values on the interval [0,2π). Round your answers to 4 decimal places.sin2x-2cos2x=0x=
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Precalculus
02/21/24
solve the equation algebraically
Solve the equation algebraically, and then use a calculator to find the values on the interval [0,2π). Round to 3 decimal places.tan2x-secx=1t=
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Precalculus
02/21/24
find all solutions
Find all solutions exactly on the interval 0≤θ<2π.2sin (2 0)=1
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Precalculus
02/21/24
find all solutions
Find all solutions exactly on the interval [0,2π).2tan^2 (t)= 3sec(t)
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Precalculus
02/17/24
I know if I have log(x)^7 it would be 7logx. But what if I had (log(x))^3. What would I do?
02/15/24
How many seconds of the ride (1 full revolution) are spent higher than 12 meters above the ground?
A Ferris wheel is 10 meters in diameter and boarded from a platform that is 4 meters above the ground. The six o'clock position on the Ferris wheel is level with the loading platform.The function...
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Precalculus
02/14/24
Let α and β be fist quadrant angles with cos(α)= sqrt7/4 and sin(β)= sqrt10/6 Find tan(α-β)
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Precalculus Algebra 2
02/13/24
Find all zeros (real and complex) and factor the polynomial completely. a) P(x) = x^4 - 25x^3 + 235x^2 - 995x + 1624 and x = 5 + 2i is a zero of P(x)
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Precalculus Algebra 2
02/13/24
Find all zeros (real and complex) and factor the polynomial completely. a) P(x) = x^2+24x+145
Precalculus Calculus
02/12/24
Need help with Precal!
A Ferris wheel is 21 meters in diameter and boarded from a platform that is 1 meter above the ground. The six o’clock position on the Ferris wheel is level with the loading platform. The wheel...
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02/12/24
Determine the following elementary matrices and their inverses. URGENT
No one answered my question the other time I posted. I'm not sure why I'm getting this question wrong. I have one last attempt. Please help asap! Here's the link to part 1:...
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02/12/24
calulus help plz
) Find all the real values of a and b such that the function f(x)=\ [[(sin^2 (2x))/(a * x ^ 2), ifx > 0], [b, ifx = 0], [arctan(1/(x ^ 2)), ifx < 0]] is continuous.
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02/12/24
Calculus help!!
A certain differentiable function / has a tangent line y = pi/2 * x - pi/2 at the point on its graph where x = 1 If g is another function defined by g(x)= sin(3f(x)) +( tilde f (x))^ 2 ] what is...
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02/12/24
help out :) calculus
Use the implicit differentiation method to find the equation of the line that is tangent to the curve c ^ (- (x ^ 2 + y)) = x + y + 1 at the point P(1, 1).
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02/12/24
helpp!! :) Calculus
Find the equations of all lines that are tangent to the graph of the function f(x) = x ^ 2 + 1 and pass through the point P(1,0). Be careful: this point is not on the graph of f.
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02/12/24
help with this calc question plz :)
If f(x) = (e ^ x + e ^ (- x))/2 with domain confined to the interval [0, 0), find the derivative of the inverse function by using the formula (f ^ - 1)' * (x) = 1/(f' * (f ^ - 1 * (x)))
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Precalculus
02/11/24
rate of change in numbers
Question content area topPart 1In 1977, the number of high school dropouts in a country was 5212 thousand. By 2006, this number had decreased to 3118 thousand. Find and interpret the average rate...
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02/10/24
Determine the Elementary Matrix (Linear Algebra)
I'm not sure why I'm getting this question wrong. I have one last attempt. Please help asap! Here's the link to part 1: https://ibb.co/mGkztbLAnd here's the link to part 2: https://ibb.co/z54SJ31
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Precalculus
02/09/24
math help please
A radio tower is located 400 feet from a building. From a window in the building, a person determines that the angle of elevation to the top of the tower is 41∘ and that the angle of depression to...
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Precalculus
02/09/24
math help please
Find an angle θ with 0∘<θ<360∘ that has the same:Sine function value as 240∘θ = Incorrect degreesCosine function value as 240∘θ = Incorrect degreesthank you for your time and help
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Precalculus
02/09/24
Math 127 help please
Recall the equation for a circle with center (h,k) and radius r. At what point in the first quadrant does the line with equation y=x+2 intersect the circle with radius 3 and center (0,...
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Precalculus
02/09/24
If tan ( θ ) = 8 6 , 0 ≤ θ ≤ π 2 , then sin ( θ ) equals
equals cos(θ) equals sec(θ) equals
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Precalculus
02/08/24
Complex conjugates
Find the sum of -1+6i and its complex conjugate write your answer in the form of a+biplease help
Suppose you want to build a fence around a rectangular enclosure and have 200 yards of material to use.
In addition, suppose there is a long brick wall you can use for one of thesides. Let x denote the length (in yards) of the sides perpendicular to the brick wall.(a) Write the formula for A(x), the...
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Factor completely over the real numbers 6x5-4x3-16x
Factor completely over the real numbers (the solution is 2x(3x2+4)(x+√2)(x−√2). Please show a step-by step process for solving this problem.1). 6x5-4x3-16x
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