477 Answered Questions for the topic Precalculus Homework
08/08/16
Find angle.
ABCD is a square of side 10.
CE=6
<CEA=154
Find <EAB. Round your answer to 1 decimal place.
Hint: find AC first.
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08/06/16
Find the length of the chord PQ .
P and Q are both points on the unit circle. The standard angle of P is 45 degrees and the standard angle of Q is 150 degrees. Find the length of the chord PQ. Round answer to 2 decimal places.
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08/06/16
Simplify into form a/b
The first few levels of the continued fraction of pi is given by the expression
3+(1/(7+(1/16)))
Simplify this into the form a/b, where both a and b are integers.
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08/06/16
Determine all non permissible values
Determine all the non-permissible values of
f(x)= (x^2-1)/(x^2-x-6)
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Precalculus Homework
07/30/16
if g^-1(x) is the inverse of the function (x)= (4x^3-5)over 2, find g^-1(x)
It is a Precalculus Question. I have no clue how to solve it.
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07/25/16
Find roots of function
Find roots of the function
f(x)=112x^2-5x+1 -1
Express answer in exact form.
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07/25/16
What is the perimeter of a rectangular heptagon inscribed in a circle of radius 7?
What is the perimeter of a rectangular heptagon inscribed in a circle of radius 7?
Round answer to 2 decimal places.
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07/25/16
Find the two standard angles between 0° and 360°
Find the two standard angles between 0° and 360° whose tangent value is 10.
Round answer to 1 decimal place.
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07/25/16
Find two standard angles between 0° and 360°
Find two standard angles between 0° and 360° whose cosine value is -0.7.
Round answer to 1 decimal place.
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07/25/16
Derive an expression for the sum of the reciprocals of two consecutive odd integers
Derive an expression for the sum of the reciprocals of two consecutive odd integers 2m-1 and 2m+1.
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07/25/16
Solve for x
The perimeter of a triangle is 10 (that is, a+x+(x+1)=10).
Use this and the cosine law to solve for x. Round answers to 2 decimal places.
Triangle:
<BAC: 60degrees
line BA: x
line AC:...
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07/25/16
For what value(s) of k does the system of equations
For what value(s) of k does the system of equations
y=x^2-3x+5
y=kx
have only 1 solution? Leave answers in exact form.
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07/25/16
Find the length of the part of the line y+x+6 'inside'......
Find the length of the part of the line y=x+6 'inside' (or above) the curve y=x^2. Leave answer in exact form.
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07/25/16
Find the coordinates of intersection
The equation of a circle of radius r with its center at the point (h,k) is given by (x-h)^2+(y-k)^2=r^2
Find coordinates of intersections of the following...
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07/24/16
Look for the intersections of the functions
f(x)=2x^2-3x+1
g(x)=-x^2+2x+3
Give your answers as coordinates (a,b)
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06/27/16
Write the function in the form f(x) = (x - k)q(x) + r for the given value of k.
f(x) =x^3+5x^2-3x-21, k=(squareroot of)3
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06/20/16
if the radius of the circle in the figure is 20 cm and length equals 85 cm, what is the radian measure of angle
If the radius of the circle in the figure is 20 cm and length equals 85 cm, what is the radian measure of angle?
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Precalculus Homework
06/20/16
determine if the equation defines y as a function of x: y2=x2
determine if the equation defines y as a function of x: y2=x2
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Precalculus Homework
06/20/16
determine whether the relation is a function: {(3,4), (4,5), (5,6)}
determine whether the relation is a function: {(3,4), (4,5), (5,6)}
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Precalculus Homework
06/20/16
Find the equation of the circle in standard form for the given center (h,k) and radius r: (h,k)=(0,0), r=4
Find the equation of the circle in standard form for the given center (h,k) and radius r: (h,k)=(0,0), r=4
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Precalculus Homework
06/20/16
Algebraically determine if the relation y=10x is symmetric with respect to the x-axis, y-axis, the origin or has no symmetry
Algebraically determine if the relation y=10x is symmetric with respect to the x-axis, y-axis, the origin or has no symmetry
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