2,195 Answered Questions for the topic Pre Calculus

Pre Calculus Math Calculus Precalculus

07/14/20

Evaluate the function at each specified value of the independent variable and simplify.
h(t) = t² - 2t (a) h(2) (b) h(1.5) (c) h(x+2)
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Pre Calculus Math Calculus Precalculus

07/14/20

Evaluate the function at each specified value of the independent variable and simplify.
f(x) = {2x + 1, x < 0 {2x + 2, x ≥ 0
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07/14/20

Evalute the function at each specified value of the independent variable and simplify.
f(x) {x²+2, x ≤ 1 {2x² + 2, x > 1
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Pre Calculus Math Calculus Precalculus

07/14/20

Right the slope intercept forms of the equations of the lines through the given point (a) parallel to the given line and (b) perpendicular to the given line.
1) Point: (2,1) Line: 4x-2y=32) Point: (-2/3,7/8) Line: 3x+4y=73) Point: (3,-2) Line: x-4=0
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Pre Calculus Math Calculus Precalculus

07/14/20

Determine whether the lines L1 and L2 passing through the pairs of points are parallel, perpendicular or neither.
1) L1: (0,-1), (5,9) L2: (0,3), (4,1)2) L1: (3,6), (-6,0)L2: (0,-1), (5, 7/3)
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Pre Calculus

07/13/20

20 The angle between and 2pi in radians that is coterminal with the anglein radians is
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Pre Calculus

07/03/20

Equation that passes through the point (5,1) and is perpendicular to the line x-3y+16=0
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Pre Calculus

06/30/20

Rational Function
Write a rational function F that has the specified characteristics. Vertical asymptote: None Horizontal asymptote: y=2
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Pre Calculus

06/24/20

If $4500 is invested at an interest rate of 7.25%per year compounded continuously find the value of the investment after 4,8, and 12 years
If $4500 is invested at an interest rate of 7.25%per year compounded continuously find the value of the investment after 4,8, and 12 years
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06/21/20

The local farmers market sells apples in packages at 3 for 40¢ or 5 for 60¢. How much do you expect to spend when you purchase 16 apples? (apples cannot be sold individually)
The local farmers market sells apples in packages at 3 for 40¢ or 5 for 60¢. How much do you expect to spend when you purchase 16 apples? (apples cannot be sold individually)
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Pre Calculus

06/16/20

Use the theorem on bounds to establish the best integral bounds for the roots of the following equation. 5x^3-17x^2+144=0
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06/16/20

If the point (5, 3) is on the graph of y=f(x), find the coordinates of a point on the transformed function y=3f(2x+5)-7
If the point (5, 3) is on the graph of y=f(x), find the coordinates of a point on the transformed function y=3f(2x+5)-7
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Pre Calculus Math Algebra

06/15/20

Its math, you're used to seeing it

if f(x) = √x-1 and g(x) = √x-4, then h(x) = f(x) • g(x). The domain of h(x) can be written as [m, ∞) and the range can be written as [n,∞). What are the values of m and n?
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06/15/20

Use the regression line to calculate the values of y for x = 72 and x = 832.
Find the least-squares regression line for the data below.x = 50, 100, 150, 200, 250, 300, 350, 400, 450, 500, 550, 600, 650, 700, 750, 800, 850, 900, 950, 1000y = 170, 320, 499, 601, 758, 921,... more
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Pre Calculus

06/10/20

Pre calculus homework!
(a) if f(3)= 14, find f-1(14).f-1(14)= ?(b) if f-1(12)=6, find f(6)f(6)=??
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06/10/20

equation of parabola if axis of symmetry x=-2; passes through (0,7)&(-3,-2)
we have to determine an equation with only the given information:- axis of symmetry is x = -2- passes through point (0,7)- passes through point (-3,-2)
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Pre Calculus Math Algebra 2 Precalculus

06/09/20

Complex Roots, solving a equation a+bi form
What are the roots of the equation 9x2+24x+19+0, in simplest a+bi form.
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Pre Calculus Math Calculus Precalculus

06/05/20

Please answer this question
Find all values of  that satisfy the conclusion of Rolle's Theorem for the function  on the interval 
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Pre Calculus Math Calculus Precalculus

06/05/20

answer this please
The iteration formula                          was obtained by applying Newton’s method to some function .What was ?
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Pre Calculus Calculus

06/05/20

please do this!....i only have 5mins
Below is the graph of some function . Identify all of the absolute extrema of the function. Select one:A. Absolute maximum =  and absolute minimum = B. Absolute maximum =  and absolute minimum... more
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Pre Calculus Precalculus Pre Calculus

06/03/20

Find the vertices of the ellipse centered at the origin with eccentricity e=1/3 and foci at (0,−2) and (0,2)
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Pre Calculus Precalculus Pre Calculus

06/02/20

Write the standard form equation of the parabola with directrix x=3 and vertex at the origin.
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Pre Calculus Precalculus Pre Calculus

06/02/20

Write the standard form equation of the parabola that passes through (48,−12), if the vertex at the origin and the axis of symmetry is horizontal.
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Pre Calculus Precalculus Pre Calculus

06/02/20

Write the equation of the ellipse centered at the origin with a vertex at (0,6) and a co-vertex at (3,0).
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Pre Calculus Precalculus Pre Calculus

06/02/20

Write the equation for the ellipse centered at the origin with x -intercepts at 17 and −17 and foci located at (8,0) and (−8,0).
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