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 Test Calculators and Practice Answers archive Word Problems Lessons In Depth

 Question 468520: What is 4 and 4/5 divided by 8/15? Can you show work please. Thank you!! Click here to see answer by rfer(12644)

 Question 468495: I am going to take my grad exam again Monday for the 3rd time. I do NOT know how to factor and that is mainly the test. I was wondering someone could please help me??? Click here to see answer by Tatiana_Stebko(1326)

 Question 468580: Use the given conditions to write an equation for the lone in point-slope form slope=6/7, passing through (7,3) Click here to see answer by rfer(12644)
 Question 468580: Use the given conditions to write an equation for the lone in point-slope form slope=6/7, passing through (7,3) Click here to see answer by nerdybill(6948)

 Question 468909: Subtract the complex expressions, and simplify. (-6.2 + 5.9i) – (2.4 + 9.1i) Click here to see answer by Tatiana_Stebko(1326)

 Question 468901: Simplify the following product of complex numbers. (-3 + 2i) • (-4 – 8i) Click here to see answer by Tatiana_Stebko(1326)

 Question 468898: Convert to scientific notation: 0.0061 a. 6.1 • 10^3 b. 6.1 • 10^2 c. 6.1 • 10^4 d. 6.1 • 10^3 Click here to see answer by aib31180(4)

 Question 468900: Use scientific notation to multiply the following two numbers. Express the answer using scientific notation; retain all nonzero decimal places. (1.9 • 10^5) • (1.3 • 10^2) Click here to see answer by Tatiana_Stebko(1326)

 Question 468933: Short Answer: Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. Express answers with positive exponents. (-36x^2y/180x^-3y-5)^-2 Click here to see answer by stanbon(57219)

 Question 468941: Short Answer: Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. Express answers with positive exponents. (-23x^4y^0/92x^-2y^-3)^-3 Click here to see answer by Alan3354(30958)
 Question 468941: Short Answer: Raise the quantity in parentheses to the indicated exponent, and simplify the resulting expression. Express answers with positive exponents. (-23x^4y^0/92x^-2y^-3)^-3 Click here to see answer by stanbon(57219)

 Question 468997: A mountain with a base 8,897 feet below sea level rises 20,762 feet. What is the elevation above sea level of its peak? Click here to see answer by jorel1380(2518)

 Question 468995: I desperately need help in math. Specifically algebra, geometry, and percents. I'm taking my exit test in two days. This test is the reason why I don't have my diploma and I was supposed to graduate in 2008. This will be the FIFTH time I will he taking this test. Please help :( Click here to see answer by ccs2011(207)

 Question 468229: If x to the power of three < x < 1/x, then x could be equal to. (A). 1/5. (B). 1. (C). 6/5. (D). 5 Click here to see answer by robertb(4012)

 Question 469120: A number is increased by 4 after being multiplied by 6, giving a result of 8 Click here to see answer by stanbon(57219)

 Question 469622: can someone help me pls? solve. if m varies inversely as t and m=7 when t=3, find m when t=6 Click here to see answer by ewatrrr(10682)

 Question 469627: can someone help me pls? solve. in rectangles of constant are, length and width vary inversely. when the length is 24, the width is 2. what is the width when the length is 12? Click here to see answer by jorel1380(2518)

 Question 469631: can someone help me pls? solve. if w varies inversely as z, and w=16 when z=3, find w when z=2 Click here to see answer by ccs2011(207)

 Question 469637: add or subtract: (5a5 − 2a3 − 9a2) + (2a5 + a3) + (−a5 − 3a2) Click here to see answer by Tatiana_Stebko(1326)

 Question 469629: can someone help me pls? solve. if y varies directly as x, and x=12 when y=5, find x when y=3 Click here to see answer by ewatrrr(10682)

 Question 470188: It's a math problem what is the smallest number 1/5 3/10 4/15 3/16 Click here to see answer by Razzak Ahmed(10)

 Question 470462: List the coefficients of the given polynomial: -x3 – 4x2 + 3x – 6 a. -1, -4, 3, -6 b. -4, 3, -6 c. -1, -4, 3 d. 3, 2, 1 Click here to see answer by stanbon(57219)
 Question 470462: List the coefficients of the given polynomial: -x3 – 4x2 + 3x – 6 a. -1, -4, 3, -6 b. -4, 3, -6 c. -1, -4, 3 d. 3, 2, 1 Click here to see answer by solver91311(16868)

 Question 470514: Short Answer. State the degree of the following polynomial: -4x3y3 + 2xy – 7y Click here to see answer by robertb(4012)

 Question 470519: Short Answer. Find the difference: (2x3 – 2x2 + 3) – (-3x2 + x + 4) Click here to see answer by Tatiana_Stebko(1326)

 Question 470523: Essay; show all work. Consider that the age, x, of a unicorn in human equivalent years can be given by the formula f(x) = - 0.001718x4 + 0.087326x3 – 1.3367x2 + 12.46x + 3.914. When a unicorn is 2.5 years old, what is its age in human equivalent years? What about when it is 12 years old? Click here to see answer by sofiyac(695)

 Question 470642: Breaking the algebra down to exactly find how it became the answer step bye step I have a better understanding when its simple the much longer one are the issue really can use some help Erich Click here to see answer by sofiyac(695)

 Question 470466: Find the product: 4x(x2 + 5x – 7) a. 4x3 + 20x2 – 28x b. 5x3 + 9x2 – 3x c. 4x2 + 20x – 28 d. 4x3 + 5x –7 Click here to see answer by sofiyac(695)