08/28/19

I don't understand my homework at all. need help
If PQ =8 and PR=QS, then RS= By the way the PR and QS have a line sengment on top and the equal sign has a squigly line over it.
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08/27/19

We want to choose 5 letters without replacement from 15 distinct letters

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08/27/19

Use the first five terms of the binomial theorem to approximate (−1.4)8.
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08/27/19

Algebra word problem related to area
A square filed has an area of 479 ft2. What is the approximate length of a side of the filed? Give your answer to the nearest foot. Explain your response. My son is homeschooled and this is one of... more
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08/25/19

please help me with this problem i am having tons of trouble
Write an equation of the line   ​[minus−​5,5] by [5,−​5]Express the answer using either the general form or the​ slope-intercept form of the equation of a line.
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08/17/19

Term arrangement in equations
In the case of an equation having two variables and the final answer have terms and kind of looks like this equation: a2 + ab + b2 =0 , how do you rearrange them properly the traditional way? What... more
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08/16/19

Help with this algebra problem
Davis says that adding a two-digit number to the two-digit number formed by reversing the digits of the original number results in a sum of 65. a. Avery says that’s impossible. Is it impossible?... more
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08/14/19

The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.
The length l of a 200-square-foot rectangular vegetable garden is 4 feet less than twice the width w. Find the length and width of the garden.
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08/14/19

Find an equation of the line: through the point (2,-4) with a y- intercept of -2
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08/14/19

what is x/y if (3x-y)/(x+y)=4/7 is true?
I’m so lost here. I don’t know whether to solve the equation for one variable or both but they will still be in terms of the other. What does them being true mean to me?
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08/13/19

inverse functions
what is the inverse function of F(x)=(x^3)-5
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08/12/19

I don't know how to solve this equation
The height of a door is 2.4 feet longer than the width, and it's front area is 1671.4 square feet. Find the width and height of the door.
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08/12/19

The sum of two numbers is 15 and the difference is 4. Let the two numbers be x and y. Write down a pair of simultaneous equations involving x and y. Solve the equations/
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08/07/19

Problem solving - Linear Systems

1) Solve the following linear system using Substitution and interpret the results. 6x=3y+2 and y-2x+4=02) Two fractions have denominators 3 and 4 and their sum is 17/12. If the numerators are... more
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08/06/19

Geometry Question
In the diagram AP  is secant to the circle at points A and B, and CP is secant to the circle at points C and D. The lines intersect outside of the circle at point P.AB= 4BP= (x-2)CD= 7DP= (x-3)What... more
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08/04/19

solve w/o calculator, give answer in exact radians, range: 0-2pi
2cos(2x)+1=0solve this equation w/o using a calculator please
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07/30/19

Write a two column proof - given: AC is the perpendicular bisector of BD Prove: <B = <D
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07/27/19

Yuna finds a box with an open top. Each side is 8 inches long. If she fills this box with identical 2 inch by 2 inch cubes, how many of these cubes will be touching the box?
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07/26/19

Samantha drove 440 km in 5 hours. She drove part of the way at 80 km/h and the rest at 100 km/h. What distance did she drive at each speed?
Samantha drove 440 km in 5 hours. She drove part of the way at 80 km/h and the rest at 100 km/h. What distance did she drive at each speed?
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07/26/19

Algebra -rational equation and factoring
You commute to work a distance of 40 miles and return on the same route at the end of the day. Your average rate on the return trip is 30 miles per hour faster than your average rate on the... more
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07/26/19

Write the explicit formula for the apparent Nth term
Write the explicit explicit formula for the apparent Nth term0,3,8,15,24,
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07/21/19

transformations

  Write a function that transforms  in the following way: vertical stretch by a factor of 2 and shift 7 units left. a. c. b. d.
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07/21/19

long division---
Which divisor of  results in a remainder of 82? a. b. c. d.
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07/21/19

long division___
  Divide  by . a. c. b. d.  
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07/16/19

x^2(x^2+y^2)=7y^2
Convert this equation into polar coordinates. Express as a function of t. Assume that r>0.r= ANSWER For my final answer I got r^3=7tan^2(t) which then I put r=(7tan^2(t))^(1/3) but its wrong :,(
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