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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 484238: 1. Find two consecutive positive numbers such that the product of the sum and difference of the numbers plus 8 is the sum of their squares. Thank you very much for the answer ! :) Click here to see answer by MathTherapy(1422)

 Question 484461: The volume of a refrigerator is x^3-3x^2-16x-12. Its height is x + 2. What are the other two dimensions? Click here to see answer by ewatrrr(10682)

 Question 484559: There is only one real number that is the sum of 4 and 6. Click here to see answer by richard1234(5390)

 Question 484741: Hi. I was wondering if someone has a list of THE MOST IMPORTANT SAT questions. I really need to practice math section. Can anyone kindly send me the link or something. Thanks Click here to see answer by jim_thompson5910(28546)

 Question 486147: I need help on my math from endeavor elementary in 6 th grade algebra Click here to see answer by chessace(471)

 Question 486663: If 2a/a + 1/a = 4, then a = ? Click here to see answer by bucky(2189)

 Question 486664: Find the slope of a straight line that passes through given points (4/7,-1) 5,7 Click here to see answer by solver91311(16877)
 Question 486664: Find the slope of a straight line that passes through given points (4/7,-1) 5,7 Click here to see answer by Tatiana_Stebko(1326)

 Question 486661: If 3x=2y and 5y=6z, what is the value of x in terms of z? Click here to see answer by Tatiana_Stebko(1326)

 Question 486659: A store charges \$49 for a pair of pants. This price is 40% more than the amount it costs the store to buy the pants. After a sale, any employee is allowed to purchase any remaining pairs of pants at 30% off the store's costs. How much would it cost an employee to purchase the pants after the sale? Click here to see answer by josmiceli(9668)

 Question 486688: Find P ∩ Q. Write in correct set notation. In the diagram: circle P - inside clockwise p,e,a,l. circle Q - inside clockwise b,s,t. Outside the diagram ∪ Click here to see answer by chessace(471)

 Question 486705: Use the definition of the derivation to show that (d/dx)(cos x)= -sin x. You can use the following 3 facts: lim h->0 (sin h)/h =1 lim h->0 (cos h -1) / h = 0 cos(θ + )= cosθcos - sinθsin Click here to see answer by richard1234(5390)

 Question 486656: How to solve 5 / x + 2 Click here to see answer by richard1234(5390)

 Question 486856: 2 minus the product of 3 and p Click here to see answer by rfer(12657)

 Question 486848: Convert 1 with 36 zeros into scientific notation Click here to see answer by rfer(12657)

 Question 486893: a man buys a dozen computers for \$15000 he sells each of the computers for \$2150 what percent profit does he earn Click here to see answer by Theo(3458)

 Question 486985: What is the ordered pair for f(-5)=8 and identify the x and y values. Click here to see answer by nerdybill(6958)
 Question 486985: What is the ordered pair for f(-5)=8 and identify the x and y values. Click here to see answer by jim_thompson5910(28546)

 Question 487035: How to diferentiate a quadratic equation like x^2 + 5x + 6? How to solve the same equation if equeted to 0? Click here to see answer by richard1234(5390)

 Question 487103: This spinner is spun 36 times. The spinner landed on A 6 times, on B 21 times, and on C 9 times. Compute the empirical probability that the spinner will land on B. Please help me!!Thanks a lot Click here to see answer by Theo(3458)

 Question 487086: I need help to plot the graph 2y+x=0 Click here to see answer by Theo(3458)

 Question 487246: For the line represented by 3x-2y=24, give an equation of the line perpendicular to it which passes through the point (7,-5). Click here to see answer by MathLover1(6625)

 Question 487685: thankyou 2(a+b)next how do you put the number 2 on top of the parentesis? 2(a+b) a=byb=2? Click here to see answer by Edwin McCravy(8904)

 Question 487775: A lies on mon, tues, wed and speak truths on other days, B lies on Thurs, Fri, Sat and speaks truths on other days. One day a said I lied today and B said I too lied today. What is the day? Click here to see answer by josmiceli(9668)
 Question 487775: A lies on mon, tues, wed and speak truths on other days, B lies on Thurs, Fri, Sat and speaks truths on other days. One day a said I lied today and B said I too lied today. What is the day? Click here to see answer by solver91311(16877)