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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 164920: 70.) Find all real and imaginary solutions. b^4+13b^2+36=0 Click here to see answer by edjones(7569)

 Question 164918: 48.) Find b^2 – 4ac and the number of real solutions to each equation -3x^2+7x=0 Click here to see answer by edjones(7569)

 Question 164947: Perform the indicated operations and reduce to lowest terms 2/x-3+3/3-x Click here to see answer by MRperkins(300)

 Question 164917: 42.) Find b^2 – 4ac and the number of real solutions to each equation. 9m^2+16=24m Click here to see answer by nerdybill(7008)

 Question 164961: 64.) Find all real solutions to each equation. Click here to see answer by Edwin McCravy(8999)

 Question 164960: 42.) Find b^2 – 4ac and the number of real solutions to each equation. 9m^2+16=24m Click here to see answer by Fombitz(13828)

 Question 165065: 96.) Find all real or imaginary solutions. use the method of your choice. sqrt(7x+29=x+3) Click here to see answer by midwood_trail(310)

 Question 165064: 32.)Solve each equation and check for extraneous solutions. (3sqrt(w+1=6) Click here to see answer by midwood_trail(310)

 Question 164957: 32.)Solve each equation and check for extraneous solutions. (3sqrt(w+1=6) Click here to see answer by midwood_trail(310)

 Question 164958: 96.) Find all real or imaginary solutions. use the method of your choice. sqrt(7x+29=x+3) Click here to see answer by edjones(7569)

 Question 165063: 30.) Solve each equation and check for extraneous solutions. sqrt(a-1 -5 = 1) Click here to see answer by edjones(7569)

 Question 165053: 30.) Solve each equation and check for extraneous solutions. sqrt(a-1 -5 = 1) Click here to see answer by midwood_trail(310)

 Question 165062: 32.)Solve each equation and check for extraneous solutions. (3sqrt(w+1=6) Click here to see answer by midwood_trail(310)

 Question 165054: 32.)Solve each equation and check for extraneous solutions. (3sqrt(w+1=6) Click here to see answer by midwood_trail(310)

 Question 165055: 96.) Find all real or imaginary solutions. use the method of your choice. sqrt(7x+29=x+3) Click here to see answer by midwood_trail(310)

 Question 165192: 15.) Graph each parabola identify the vertex, intercepts, and the maximum or minimum y - value. g(x) = x^2 - 3x Click here to see answer by jim_thompson5910(28715)

 Question 165194: 22.) Find he exact solution. The height in feet for a ball thrown upward at 48 feet per second is given by s(t)= - 16r^2 + 48t. Where t is the time in seconds after the ball is tossed. What is the maximum height that the ball will reach? Click here to see answer by nerdybill(7008)

 Question 165183: 36.) Show a complete solution to the problem. Two positive numbers differ by 11, and their square roots differ by 1. Find the numers. Click here to see answer by scott8148(6628)

 Question 165236: 36.) Show a complete solution to the problem. Two positive numbers differ by 11, and their square roots differ by 1. Find the numbers. Click here to see answer by edjones(7569)
 Question 165236: 36.) Show a complete solution to the problem. Two positive numbers differ by 11, and their square roots differ by 1. Find the numbers. Click here to see answer by josmiceli(9817)

 Question 165245: 12.) Simplify each expression. Assume all variable represent positive numbers. sqrt with in the sqrt is a small 4sqrt(32a^5y^8). I am not sure how to show the 4 it's inside the check of the square out side. Click here to see answer by vleith(2825)

 Question 165188: 10.) Solve by any method. x-2- 8 sqart(x-2)+15=0 Click here to see answer by Alan3354(31530)

 Question 165247: 37.) Show a complete solution to the problem. If the perimeter of a rectangle is 20 feet and the diagonal is 2 sqrt (13) feet then what are the length and width? Click here to see answer by stanbon(57967)

 Question 165246: 24.) Rationalize the denominator and simplify. Sqrt (6)/4sqrt (3+sqrt (2) Click here to see answer by stanbon(57967)

 Question 165244: 12.) Simplify each expression. Assume all variable represent positive numbers. sqrt with in the sqrt is a small 4sqrt(32a^5y^8). I am not sure how to show the 4 it's inside the check of the square out side. Click here to see answer by stanbon(57967)

 Question 165267: I need help with the proof below. I provided the given and prove. and I answered #s 1 and 4 already, but how do I answer the middle two. I know the second one should be a given also, but how? Given: 5(x+4)=40 Prove: x=4 Statements: 1. 5(x+4)=40 2. ? 3. ? 4. x=4 Reasons: 1.Given 2. ? 3. ? 4. Substitution Property Click here to see answer by midwood_trail(310)

 Question 165185: 37.) Show a complete solution to the problem. If the perimeter of a rectangle is 20 feet and the diagonal is 2 squrt(13) feet then what are the length and width? Click here to see answer by Alan3354(31530)

 Question 165398: 114.) Area of a Triangle. Find the exact area of a triangle with a base of sqrt(30)meters and a height of sqrt (6) meters. Click here to see answer by nerdybill(7008)

 Question 165400: 128.) Radius of a sphere. The radius of a sphere is given by the formula. r = (0.75v/π)^1/3 Where V is its volume. Find the raduis of a spherical tank that has a volume of 32π /3 cubic meters. Click here to see answer by Alan3354(31530)
 Question 165400: 128.) Radius of a sphere. The radius of a sphere is given by the formula. r = (0.75v/π)^1/3 Where V is its volume. Find the raduis of a spherical tank that has a volume of 32π /3 cubic meters. Click here to see answer by Mathtut(3670)

 Question 164911: 30.) Solve each equation and check for extraneous solutions. sqrt(a-1 -5 = 1) Click here to see answer by Alan3354(31530)

 Question 165521: please explain how to reverse the FOIL method when factoring a polynomial of the form ax^2+bx+c when a=1. Please give an example so that I might understand better. Click here to see answer by scott8148(6628)

 Question 165603: Find two integers such that their product is the first numberand their sum is the second number. 32. 20, -9 36. 48, 16 40. -12, 1 Click here to see answer by oscargut(900)

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