WyzAnt Answershttp://www.wyzant.com/resources/answers/questions?f=activeAsk questions and get free answers from professional tutorsFri, 29 Aug 2014 23:27:23 -0500http://www.wyzant.com/images/WyzAnt_white200.gifWyzAnt Answershttp://www.wyzant.com/resources/answers/questions?f=activehttp://www.wyzant.com/resources/answers/questions?f=active285521http://www.wyzant.com/resources/answers/44767/what_is_the_volume_of_this_figure_file_localhost_users_newuser_desktop_screen_20shot_202014_08_29_20at_208_18_03_20pm_pngShanna from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85302108Geometrywhat is the volume of this figure? file://localhost/Users/newuser/Desktop/Screen%20Shot%202014-08-29%20at%208.18.03%20PM.png<div>i really dont understand what is going on here</div>Fri, 29 Aug 2014 22:21:56 -05002014-08-29T22:21:56-05:00285519http://www.wyzant.com/resources/answers/44765/what_is_the_radius_of_this_equation_after_putting_it_into_general_circle_form_by_completing_the_square_5x_2_2x_5y_2_9y_3_0Adam from Beachwood, NJhttp://www.wyzant.com/resources/answers/users/view/85302099Complete The Square Circle Form Equation RadiusWhat is the radius of this equation after putting it into general circle form by completing the square? 5x^2+2x+5y^2-9y-3=0<div>The general format of a circle equation: (x-h)^2+(y-k)^2=r^2</div>Fri, 29 Aug 2014 22:10:01 -05002014-08-29T22:10:01-05:00285526http://www.wyzant.com/resources/answers/44769/jay_left_durham_and_3_hrs_later_mike_left_going_50_mph_faster_to_catch_up_after_another_2_hrs_mike_caught_up_find_jay_s_average_speedEmma from Agawam, MAhttp://www.wyzant.com/resources/answers/users/view/85302125Word ProblemDistance, Time And SpeedAverage SpeedDistanceTimeMathAlgebraJay left Durham, and 3 hrs later, Mike left going 50 mph faster to catch up. After another 2 hrs, Mike caught up. Find Jay's average speed. <div>please answer this with a solution and equation. thank you!</div>Fri, 29 Aug 2014 22:46:03 -05002014-08-29T22:46:03-05:00285508http://www.wyzant.com/resources/answers/44757/when_a_number_n_is_increased_by_25_and_11_is_added_the_result_is_51Said from Red Bank, NJhttp://www.wyzant.com/resources/answers/users/view/85301956Write An Equation To Represent This Statement.When a number n is increased by 25% and 11 is added, the result is 51.<div>Write an equation to represent this statement</div>
<div> </div>Fri, 29 Aug 2014 19:27:39 -05002014-08-29T19:27:39-05:00285496http://www.wyzant.com/resources/answers/44753/what_is_49x_2_25_factoredMeredith from Cumming, GAhttp://www.wyzant.com/resources/answers/users/view/85301654Math Problemwhat is 49x^2-25 factored<div>I need to know how to factor this polynomial </div>Fri, 29 Aug 2014 15:22:05 -05002014-08-29T15:22:05-05:00285515http://www.wyzant.com/resources/answers/44763/what_direction_does_the_parabola_4x_y_1_2Alyssa from San Antonio, TXhttp://www.wyzant.com/resources/answers/users/view/85302034Conics Algebra2What direction does the parabola -4x = (y+1)^2<div>Algebra 2 Conics </div>Fri, 29 Aug 2014 20:52:18 -05002014-08-29T20:52:18-05:00285509http://www.wyzant.com/resources/answers/44759/deon_sold_a_house_for_a_24_profit_he_sold_the_house_for_260400_what_was_the_original_sale_priceSamantha from Collinsville, OKhttp://www.wyzant.com/resources/answers/users/view/85302003Percentagedeon sold a house for a 24% profit. HE sold the house for $260400. What was the original sale price<div>It is a percentage question. Can not figure it out.</div>Fri, 29 Aug 2014 20:11:54 -05002014-08-29T20:11:54-05:00285488http://www.wyzant.com/resources/answers/44747/a_stone_is_projected_from_level_ground_with_speed_u_and_at_an_angle_x_with_horizontal_some_how_the_acceleration_due_to_gravity_g_become_double_immediately_afTony from New York, NYhttp://www.wyzant.com/resources/answers/users/view/85225821TrigonometryA stone is projected from level ground with speed u and at an angle x with horizontal. some how the acceleration due to gravity (g) become double immediately af<div>A stone is projected from level ground with speed u and at an angle x with horizontal. some how the acceleration due to gravity (g) become double immediately after the stone reaches the maximum height and remain same thereafter. Assuming the direction of gravity is not changed . Find the time of flight of particle .Horizontal range of particle and angle y which the velocity vector of a particle make with the horizontal just before hitting the ground ? </div>Fri, 29 Aug 2014 12:17:53 -05002014-08-29T12:17:53-05:00285512http://www.wyzant.com/resources/answers/44761/using_the_computer_project_in_appendix_a_of_the_text_complete_assignments_2_and_5_objectives_are_to_cost_and_resource_load_the_scheduleSkip from Bremerton, WAhttp://www.wyzant.com/resources/answers/users/view/85302015Construction Scheduling And ControlUsing the computer project in Appendix A of the text, complete Assignments 2 and 5. Objectives are to cost and resource load the schedule.<div>Tabular report showing quantity; tabular report showing cost by responsibility; tabular report<br />showing cost summary; tabular report showing cost per month; tabular report ordered by ES<br />showing early and late dates and total float; bar chart of activities; print out of change in laborer<br />resources (Assignment 5, #4-8).</div>Fri, 29 Aug 2014 20:26:43 -05002014-08-29T20:26:43-05:00285502http://www.wyzant.com/resources/answers/44755/why_do_my_eyes_change_colorRaven from Abilene, TXhttp://www.wyzant.com/resources/answers/users/view/85301782EyesGreenBrownHazelScienceWhy do my eyes change color?<div>My eyes go from green to brown to hazel.</div>Fri, 29 Aug 2014 16:56:38 -05002014-08-29T16:56:38-05:00285454http://www.wyzant.com/resources/answers/44729/the_difference_between_the_square_roots_of_a_number_is_30_what_is_the_numberCarlos from Hearne, TXhttp://www.wyzant.com/resources/answers/users/view/85300726Middle School Math HelpThe difference between the square roots of a number is 30. What is the number?<div>It is 8th grade homework that student nor parents can solve. It is a square root problem. The work has to be shown.</div>Thu, 28 Aug 2014 23:49:04 -05002014-08-28T23:49:04-05:00285486http://www.wyzant.com/resources/answers/44745/how_to_find_the_value_of_k_in_completing_a_table_of_direct_variation_if_u_don_t_have_the_first_entry_for_ySammad from New York, NYhttp://www.wyzant.com/resources/answers/users/view/85297559Direct VariationHow to find the value of "k"in completing a table of direct variation if u don't have the first entry for "Y"?<div>Find "k" and complete the table when y=kx</div>
<div>X...| 2 | 4 | --| 7 |</div>
<div>Y...|-- |28|42|--|</div>Fri, 29 Aug 2014 11:32:35 -05002014-08-29T11:32:35-05:00285484http://www.wyzant.com/resources/answers/44743/if_a_student_scores_a_54_and_is_in_the_90th_percentile_how_well_did_the_class_doAlyssa from Temecula, CAhttp://www.wyzant.com/resources/answers/users/view/85301197PercentilesIf a student scores a 54% and is in the 90th percentile, how well did the class do?<div>Need help answering this question:</div>
<div>If a student scores a 54% and is in the 90th percentile, how well did the class do?</div>Fri, 29 Aug 2014 10:50:21 -05002014-08-29T10:50:21-05:00285457http://www.wyzant.com/resources/answers/44733/given_j_2_5_and_k_2_3_find_the_point_p_on_jk_such_that_4_jp_pkAriel from Raeford, NChttp://www.wyzant.com/resources/answers/users/view/85300745Midpoint/DistanceGiven j(-2,5) and k(2,-3). Find the point p on jk such that 4* jp=pk<div>I would like to know how to solve it or a detailed answer so i cn use it to answer the rest of my questions.</div>Fri, 29 Aug 2014 00:10:52 -05002014-08-29T00:10:52-05:00285352http://www.wyzant.com/resources/answers/44625/who_do_i_chooseCynthia from Minneapolis, MNhttp://www.wyzant.com/resources/answers/users/view/85300011Word ProblemWho do I choose?<div>I have a list of four people. I can cross off one person and my opponent can cross off one person. The remaining 3 people must be ranked in order from 1-3, and the person with the lowest overall score gets selected. how do i rank the people to have the best odds of getting my first choice selected</div>Thu, 28 Aug 2014 15:37:34 -05002014-08-28T15:37:34-05:00285469http://www.wyzant.com/resources/answers/44741/what_is_the_domain_of_a_function_with_interval_notation_using_y_2x_2_8x_4Austen from Culpeper, VAhttp://www.wyzant.com/resources/answers/users/view/85300979Algebra 2 HelpWhat is the domain of a function with interval notation using y=-2x^2 +8x +4<div>This problem was given to me and I need an explanation please</div>Fri, 29 Aug 2014 08:24:39 -05002014-08-29T08:24:39-05:00285466http://www.wyzant.com/resources/answers/44739/simplify_the_following_expression_4_3_4_5Merscades from Mc Clure, PAhttp://www.wyzant.com/resources/answers/users/view/85300895Expressionssimplify the following expression.4^3 • 4^-5<h1>please help me simplify this expression.</h1>Fri, 29 Aug 2014 07:25:31 -05002014-08-29T07:25:31-05:00285401http://www.wyzant.com/resources/answers/44679/how_to_solve_find_y_when_x_1_x_3Axon from Golden, COhttp://www.wyzant.com/resources/answers/users/view/85300393Algebra 1how to solve "find y when x=1 & x=3'<div>im in 8th grade and just stared algebra 1 i dont understand this type of question</div>
<div> </div>Thu, 28 Aug 2014 19:24:17 -05002014-08-28T19:24:17-05:00285451http://www.wyzant.com/resources/answers/44723/find_the_velocity_acceleration_and_rate_of_change_of_displacementSyakirin from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85300720Displacement-velocityFind the velocity, acceleration and rate of change of displacement, <div>a) A body moves along the x-axis with displacement x cm where x(t)=10[t−ln(t+1)], t≥0 and t is the time in seconds. Find the object's velocity and acceleration after being in motion for 1 second.<br /><br />b) A particle moves in such a way that its displacement, x cm, t seconds after starting to move from a fixed point O is given by x(t)=10+20e<sup>-0.2t</sup>, t≥0</div>
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<div>i) Determine the rate if change of its displacement at time t=5.<br /><br />ii) Will this particle ever maintain a constant velocity for a period of time?<br /><br />iii) Will this particle ever maintain a constant acceleration for a period of time?</div>Thu, 28 Aug 2014 23:36:39 -05002014-08-28T23:36:39-05:00285384http://www.wyzant.com/resources/answers/44663/probability_questionEdik from Herndon, VAhttp://www.wyzant.com/resources/answers/users/view/85300234ProbabilityProbability question<div>Approximately 1 in 14 men over the age of 50 has prostate cancer. The level of prostate specific antigen (PSA) is used as a preliminary screening test for prostate cancer.</div>
<div>7 % of men with prostate cancer do not have a high level of PSA.</div>
<div>75 % of those men with a high level of PSA do not have cancer.</div>
<div>If a man over 50 has a normal level of PSA, what are the chances that he has prostate cancer?</div>
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<div>What is the answer and how do you derive it?</div>Thu, 28 Aug 2014 17:54:15 -05002014-08-28T17:54:15-05:00