1,469 Answered Questions for the topic Math Problem

08/04/16

The Valentines day mix
  The Valentines day mix of 400 candies in a 1pound bag. 160 of the M&M's are red.What percentage of the Valentine's Day M&M's are red?
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08/03/16

the plans for a new model car
the plans for a new model car are drawn on a scale of 2 centimeters: 15 inches. The windshield on the plans has the width of 8 centimeters. this means the width of the windshieldon the car will be... more
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Math Problem

07/30/16

Container radius problem
PS: the word pie stands for the pie in math. 3.14 etc.   A cylindrical container of internal radius 2 inches and internal volume 32 pie  cubic inches is 3/4 filled with water. What is the maximum... more
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07/28/16

What is longer
What is longer, the distance from -32 to 27 or the distance from  -21 to 41? use absolute values to prove your answer
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Math Problem

07/26/16

If the lake is 60 miles away, and Rene is driving at 40 miles per hour the entire time, how long will it take her to get to the lake?
Rene is going to the lake to visit some friends. If the lake is 60 miles away, and Rene is driving at 40 miles per hour the entire time, how long will it take her to get to the lake?*
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07/26/16

If f(x) = 3/x+2-vx-3
what would f(7) equal to when all x's are replaced by 7 Yeah need help since I do not know the answer :(
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Math Problem Math Precalculus Maths

07/25/16

Rational expressions and equations
Two buckets are used to fill a large bathtub with water. Bucket A is larger, and by itself it can fill the bathtub in 20 minutes. Bucket B is smaller, and by itself it can fill the bathtub in 50... more
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Math Problem Math Precalculus Maths

07/25/16

Find value of x
A soccer ball is kicked with some initial velocity v at some angle θ such that its path in the air follows the equation    y=1.0+1.73x-1.225x^2   where (x,y) is the coordinate of the ball along... more
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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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:... more
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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

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... more
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Math Problem Math Precalculus Maths

07/25/16

Find coordinates of the intersections
y1=x- x^3/6 + x^5/120   y2=x^2
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Math Problem Math Precalculus Maths

07/24/16

Find x in the equations
 f(x)=lx-1l     g(x)=-lx+1l+4
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Math Problem Math Precalculus Maths

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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Math Problem Math Precalculus Maths

07/24/16

The x and y-intercepts of a quadratic function in the form
y=a(x-h)^2+k   are (2,0), (-4,0), (0,16).   Solve for a, h, and k.   Present answer in form y=a(x-h)^2+k.
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07/20/16

PLEASE ANSWER ALL THREE WUESTIONS COMPLETELT ASAP
1.) a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole?2.)a painter needs to reach high up the side of a house to finish a painting... more
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07/20/16

Please answer in full ASAP, pre calc word problems
1.) a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole?2.)a painter needs to reach high up the side of a house to finish a painting... more
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07/20/16

Trig word problems please give full answer ASAP
1.)  a flagpole casts a 24 foot long shadown when the sun is at an angle of elevation of 65 degrees. how tall is the pole? 2.) a painter needs to reach high up the side of a house to finish a... more
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Math Problem

07/16/16

Allowance and money
if a girl with an allowance of $X spends $Y, the fractional part of her allowance that she did not spend is  A)X-Y/X B) X-Y C) Y/X D) none of these 
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