Algebra ->  Algebra  -> Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> Questions on Algebra: Quadratic Equation answered by real tutors!      Log On

 Ad: You enter your algebra equation or inequality - Algebrator solves it step-by-step while providing clear explanations. Free on-line demo . Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

 Question 269691: we are going to fence in a rectangular field and we know that for some reason we want the field to have an enclosed area of 75 feet squared. we also know that we want the width of the field to be 3 feet longer than the length. what are the dimensions of the field? round yound your answer to the nearest hundreth. Click here to see answer by mananth(12270)

 Question 269808: Give exact and approximate solutions (x + 4)^2 = 9 I am unsure of how to solve Click here to see answer by Alan3354(30993)

 Question 269844: . Henry invested \$12,000 in a new restaurant. When the restaurant was sold two years later, he received \$27,000. Find his average annual return by solving the equation 12,000(1 + r)^2 = 27,000. Click here to see answer by checkley77(12569)

 Question 269843: The perimeter of a triangle is 60 centimeters. One side is 6 centimeters shorter than the second side. The third side is 6 centimeters shorter than triple the length of the first side. Find the length of each side Click here to see answer by drk(1908)

 Question 269918: Given that r and s are roots of the quadratic equation 3(x^2)+1=7x, find (r^3)s+r(s^3), without solving for the roots of the original equation. Click here to see answer by drk(1908)

 Question 270036: A marathon runner runs 6 miles south and then 8 miles east. How far is the runner from the starting point? (Hint: use Pythagorean Theorem) Click here to see answer by Tobiasz(54)

 Question 270067: Combine like terms where possible. 8y^4 - 3y^4 Click here to see answer by Tobiasz(54)
 Question 270067: Combine like terms where possible. 8y^4 - 3y^4 Click here to see answer by stanbon(57361)

 Question 270064: Solve the equation for x. 5x - 3 = 4 - 3x Click here to see answer by Tobiasz(54)
 Question 270064: Solve the equation for x. 5x - 3 = 4 - 3x Click here to see answer by Alan3354(30993)

 Question 270288: I need to find the derivative of these two questions. Can you please help me? y= tan^-1 x/2 y= 2square root x subtract 1/2squarerootx Thankyou. Click here to see answer by Alan3354(30993)

 Question 270397: How can I write the general form of an equation of the line that passes through two points? (1,4) (5,6). Thank you! Click here to see answer by checkley77(12569)

 Question 270407: one leg of a right triangle exceeds the other leg by four inches. the hypotenuse is 10 inches. find the length of the shorter leg of the right triangle . Click here to see answer by Greenfinch(383)

 Question 270701: Find all real solutions to each equation: 64. x^2+x+√(x^2+x)-2=0 Would you square all terms to get rid of the sq root over the (x^2+x) first and then solve for x with a 4th power coeffcient? Thanks for your help! Click here to see answer by stanbon(57361)

 Question 270847: I am not sure of how to calculate thw right answer for these two equations/ 1) S = -10(2)^2+21(2)+7. 2) S = -10(4)^2+21(4)+7. Click here to see answer by JBarnum(2044)

 Question 270845: ichael discovers that the front car of a vintage roler caoster is a rectangular solid whose height is two feet shorter then its width and whose lenght is twice the width. the car has a volume of 150 cubic feet. a) write an expression for the car's volume b) write an equation showing that the car's volume is equal to 150. Rewrite this equation so thatone side is equal to 0. Click here to see answer by Stitch(352)

 Question 270881: How can I solve this kind of equation? Do I solve for t? "Find the real solutions of each equation." (Square Root of)5t + 3 (/Square Root) = -2 Click here to see answer by JBarnum(2044)

 Question 270887: Which of these quadratic functions has the widest graph? A.y=1/4x to the second power B.y=1/2x to the second power C.y=-x to the second power D.y=4x to the second power Click here to see answer by Alan3354(30993)

 Question 271022: discriminant of each equation and tell if the solutions are real or imaginary for example how would you do y=x^2+10X-25 also tell how many solutions Click here to see answer by drk(1908)
 Question 271022: discriminant of each equation and tell if the solutions are real or imaginary for example how would you do y=x^2+10X-25 also tell how many solutions Click here to see answer by solver91311(16897)

 Question 271244: Solve graphically. Round solutions to three decimal places, where approporiate. 4x^2-2=3x Click here to see answer by stanbon(57361)

 Question 270643: If you are looking at a graph of a quadratic equation, explain how you determine where the solutions are found? Click here to see answer by Zyzden(7)