04/16/18

how can i find the cube root of 88+16i (unable to solve by DE MOIVRE'S theorem )??
 what is the most significant way of finding the cube root of a complex number?
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04/16/18

find an equation of the parabola with x-intercepts 3 and 6 and y-intercept -2
I have tried looking this up and I cannot figure it out. any help would be appreciated
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04/15/18

Pre-Algebra Question. Pls Help, Have been trying for ages.
A school baseball team earned $3416.90 from selling 5716 tickets to their game. If grandstand tickets sold for 65 cents each and bleacher tickets sold for 40 cents each, how many of the bleacher... more
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04/15/18

how does the volume of a cylinder change when its diameter is doubled
I cant figure it out on my homework my options are 2,4,6,8,9,16
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04/15/18

one number is 2 more than another. The difference their square is 24. What is the number.
I need  both the smaller and bigger number
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04/15/18

What is the number?
A certain two-digit number has a value that is three times the sum of its digits. The units digit is one more than three times the tens digit.
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04/15/18

Finding the angle in a triangle given two sides
It is a right angled triangle with two sides given, the opposite (9) and the adjacent (13). There for side A-B = 9, side B-C = 13, so what is angle C?
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04/15/18

What was her average speed for the entire ride?
During a bicycle ride, Pamela started out riding uphill, traveling 22 miles in 4 hours and 41 minutes. Since the way back was mostly downhill, she was able to make the return trip in 54 minutes.... more
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04/15/18

License plates are made using 2 letters followed by 2 digits. How many plates can be made if repetition of letters and digits is allowed?
duplicate letters 
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04/14/18

Solve the system of equations 2x+y=4 y=x^2-2x+1
It’s a system of equations solve for y and x
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04/14/18

applying number theory
3) Find the sum of the even integers between 30 and 70.
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04/14/18

A cylinder can contain 4 tennis balls and a ball's diameter is 6.4 cm . What is the volume of the cylinder?
A cylinder can contain 4 tennis balls and the diameter of the ball is 6.4 cm what is the volume of the cylinder   
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04/12/18

norman window
A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the semicircle is equal to the width of the rectangle. What is the area of the largest possible Norman window... more
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04/12/18

Is the set of negative integers a commutative group under the operation of addition. If not, why not?
This is a problem I have come across and can not figure out. 
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04/12/18

Which equation represents inverse variation between x and y?
4y = kx xy=4k y=4kx 4k=x/y
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04/12/18

What is the negative solution to the equation x^2+6x-16=0?
There are two solutions to this equation but I am looking for the negative solution? 
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04/12/18

Express the following as product of sines or cosines function cos5x+cos3x
accept this my question 
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04/11/18

find the area of the hexagon with a radius of 10
A.75√3 B.300 C. 150√3
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04/10/18

A farmer has 1700 feet of fence with which to fence a rectangular plot of land!
A farmer is fencing a rectangular area for cattle and uses a straight portion of a river as one side of the rectangle, as illustrated in the figure. Note that there is no fence along the river. If... more
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04/10/18

How to solve this percent mixture problem?
Hello, I was able to solve the percent mix problem before this one, but this just has me stumped for some reason. I'm having trouble understanding how to step up mixture equations.   Two factory... more
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04/10/18

Trigonometry Question
There is a rectangular figure with a transversal of 14ft dividing the figure in half, from top right to bottom left. The top right corner is divided into two angles. The angles are 57 degrees and... more
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04/10/18

Triangles using law of cosines?
A triangle with, A=60 degrees, b=6, and c=9. Find B and C. I already found that a= 3 square root of 7.
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04/10/18

The formula for perimeter of a rectangle is given by: P=2l+2w Rearrange the formula to solve for l
 i need to solve for l
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04/09/18

Two numbers are consecutive integers. The square of the lesser added to twice the greater is 37. Find the numbers.
This question was in my math book. I do not understand the wording.
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04/09/18

a rectangle has a perimeter of 44 inches and an area of 72². What are the length and width of the rectangle ? Justify your answer.
the shape is rectangle
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