11/05/18

Find the area of the regular 24​-gon with radius 11 mm.
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11/03/18

A trough is 14 ft long and its ends have
A trough is 14 ft long and its ends have the shape of isosceles triangles that are 5 ft across at the top and have a height of 1 ft. If the trough is being filled with water at a rate of 9 ft3/min,... more
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11/02/18

Integral Calculus Really need help
Let n ∈ N. prove that integral (from 0 to pi/2) [sinn(x)/sinn(x)+cosn(x)]dx = pi/4please i really need help this is the only question i can't answer..
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11/02/18

Find the area between the height and the bisector that are drawn from the vertex B
In the triangle ABC: BC= 15cm, AC= 14cm, AB= 13cm. Find the area between the height and the bisector that are drawn from the vertex B
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10/30/18

Find nth degree polynomial function

Find an nth degree polynomial function with real coefficients satisfying the given conditions. Of you are using a graphing utility, use it to graph the function and verify the real zeros and the... more
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10/30/18

A regular polygon of N sides is such that each interior angle is 120 degree greater than the exterior angle find: (1) the value of N (2) the sum of all Te interior angle

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10/27/18

Constraint Equation.
A rectangular garden of area 532 square feet is to be surrounded on three sides by a brick wall costing $ 14 per foot and on one side by a fence costing $5 per foot. Find the dimensions of the... more
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10/27/18

find the coordinates of point x that lies along the directed line segment from Y(-8,8) to T(-15,-13) and partitions the segment in the ratio of 5:2
A. (-5,-15)B.(-13,-7)C. (-11.5, -2.5)D.(-23,-5)
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10/26/18

sinxcosx/cos^2x-sin^2x=tanx/1-tan^2x
Please answer as soon as possible. Thanks!!
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10/25/18

Find dy/dx by using implicit differentiation: x^5+8x^3y^2=20
Find dy/dx by using implicit differentiation: x5+8x3y2=20I got dy/dx= -5x4-8x3-24x2y2 / 2y.I was wondering if that was right
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10/24/18

a line on the coordinate plane passes through the points (7,-5)and (3,11) A line that is perpendicular to the first line passes through the points (-3,-9) and (5,n). find the value of n
:V a line on the coordinate plane passes through the points (7,-5)and (3,11) A line that is perpendicular to the first line passes through the points (-3,-9) and (5,n). find the value of n \please... more
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10/20/18

Find a cubic function y = ax3 + bx2 + cx + d whose graph has horizontal tangents at the points (−2, 8) and (2, 2)
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10/18/18

Find the measure of the longer diagonal. Round to 2 decimal places, if necessary.
A parallelogram has sides of length 20 units and 11 units. The shorter diagonal is 13 units. Find the measure of the longer diagonal. Round to 2 decimal places, if necessary. c
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10/16/18

Why aren't all functions continuous on their domain? Give example
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10/15/18

Minimizing the area of a triangle
Look at the curve x^2 + 3y^2 = 1. In the first quadrant draw different tangent lines to points of the curve. These tangent lines form triangles with x- and y- axes. For which point on the curve is... more
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10/14/18

What is the area of triangle CEF?
Right angled, isosceles triangle ABC has A􏰀 = 90◦with E the midpoint of AC. F is a point on BCsuch that FE is perpendicular to EB. AB =AC = 40 √3. What is the area of triangle CEF?please answer... more
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10/12/18

Express as a product
cos(a)+2cos(7a)+cos(13a)I know the formulas but not how to apply them
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10/10/18

Use implicit differentiation to find an equation of the tangent line to the curve at the given point. y sin(16x) = x cos(2y), (π/2, π/4)
Use implicit differentiation to find an equation of the tangent line to the curve at the given point.y sin(16x) = x cos(2y),    (π /2, π /4)
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10/10/18

If xy + 8ey = 8e, find the value of y'' at the point where x = 0.
If xy + 8ey = 8e, find the value of y'' at the point where x = 0.
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10/08/18

A trough is 14 ft long and its ends have the shape of isosceles triangles that are 3 ft across at the top and have a height of 1 ft. If the trough is being fill
A trough is 14 ft long and its ends have the shape of isosceles triangles that are 3 ft across at the top and have a height of 1 ft. If the trough is being filled with water at a rate of 8 ft3/min,... more
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10/02/18

calculus- continuous limits
f(x)=9x-1 for x<-1      =ax+b for -1≤x≤0.5      =5x-1 for x>0.5 what are the values of a and b to make the function continuous
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09/24/18

How to simplify (x+y)^6
A question
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09/24/18

Horizontal shrink / stretch
Write the formula for f(x), if the graph of f can be obtained from the graph of y = g(x) by shrink horizontally by a factor of 5 then shift left 3 units The equation should be  f(x) = g(5(x+3))... more
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09/20/18

Quadratic & Zeros
Find the zeros of a quadratic A and B, such that A+B=4 and *fractions* (1/b) + (1/a) = 9
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09/19/18

Evaluate and simplify
Given g(x) = 3/(x+2), evaluate and simplify: g(5+h)-g(5) --------------  =  ????         h    The answer should be -3/(49+7h).  Please show me the steps to get this answer 
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