WyzAnt Answershttp://www.wyzant.com/resources/answers/questions?f=activeAsk questions and get free answers from professional tutorsSat, 28 Mar 2015 09:57:33 -0500http://www.wyzant.com/images/WyzAnt_white200.gifWyzAnt Answershttp://www.wyzant.com/resources/answers/questions?f=activehttp://www.wyzant.com/resources/answers/questions?f=active336280http://www.wyzant.com/resources/answers/93205/divide_and_simplify_assume_that_all_expressions_under_radicals_represent_positive_numbersDylan from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85125171Radical ExpressionDivide and simplify. Assume that all expressions under radicals represent positive numbers. <div>Divide and simplify. Assume that all expressions under radicals represent positive numbers. </div>
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<div>^5√<span style="text-decoration: underline;">32b^10</span></div>
<div> 243a^20</div>Sat, 28 Mar 2015 02:24:30 -05002015-03-28T02:24:30-05:00336292http://www.wyzant.com/resources/answers/93211/complex_number_helpGary from Protem, MOhttp://www.wyzant.com/resources/answers/users/view/85447634Complex NumbersComplex Number Help<div>Giving your answer in the form a +ib, find the product of the following complex number,</div>
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<div>(-2+3i) x (-1+5i)</div>
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<div>(Ensure full working is shown)</div>
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<div>Thank you</div>Sat, 28 Mar 2015 08:05:52 -05002015-03-28T08:05:52-05:00336293http://www.wyzant.com/resources/answers/93213/help_with_a_sequence_problemGary from Protem, MOhttp://www.wyzant.com/resources/answers/users/view/85447634SequencesArithmetic SequenceHelp with a sequence problem<div>A container contains 50 tonnes of sand, during the first week 840kg of sand is removed, in each subsequent week an extra 96kg is removed from the container on top of what was removed the previous week. Calculate how much sand is left in the container after 24 weeks?</div>
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<div>Please can you help? Can you please also include working.</div>
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<div>Thank you</div>Sat, 28 Mar 2015 08:15:20 -05002015-03-28T08:15:20-05:00336299http://www.wyzant.com/resources/answers/93215/help_pleaseKfjdskl from Lawson, MOhttp://www.wyzant.com/resources/answers/users/view/85678022Algebra 1LinesFunctionsAlgebraHelp please<div>Nishi runs on a treadmill at a constant speed of 7 miles per hour. How many miles has she run after 0.41 hour?</div>Sat, 28 Mar 2015 09:50:02 -05002015-03-28T09:50:02-05:00336040http://www.wyzant.com/resources/answers/93019/x_3_x_2_81x_81Christina from Riverview, FLhttp://www.wyzant.com/resources/answers/users/view/85675326FactoringX^3-x^2-81x-81<div>Please factor.</div>Thu, 26 Mar 2015 22:01:50 -05002015-03-26T22:01:50-05:00336244http://www.wyzant.com/resources/answers/93171/how_to_calculateBre from Kingwood, TXhttp://www.wyzant.com/resources/answers/users/view/85677703StatisticsHOW TO CALCULATE<div>A Z-score for a test value of 70% is 0, and a Z-score of 1.0 corresponds to a test score of 74%. Match the remaining Z-scores with the standard deviations</div>Fri, 27 Mar 2015 21:00:35 -05002015-03-27T21:00:35-05:00336287http://www.wyzant.com/resources/answers/93207/two_angles_are_complementary_their_difference_is_34_degrees_find_the_anglesHelen from San Gabriel, CAhttp://www.wyzant.com/resources/answers/users/view/85638627Math Word ProblemTwo angles are complementary. Their difference is 34 degrees. Find the angles. <div>can i see this in equation form? using variables for the angles</div>Sat, 28 Mar 2015 03:31:39 -05002015-03-28T03:31:39-05:00336289http://www.wyzant.com/resources/answers/93209/probability_of_occurrence_in_small_sample_of_population_when_know_occurrence_in_populationChance from Southbury, CThttp://www.wyzant.com/resources/answers/users/view/85677897probability of occurrence in small sample of population when know occurrence in population<div>If 2% of an overall population of 5000 has a certain characteristic, what is the probability that 2 or more of a subset of 10 drawn from the population will have this characteristic? Is there a formula or common test such as a Z-score to figure this out?</div>Sat, 28 Mar 2015 05:42:13 -05002015-03-28T05:42:13-05:00336251http://www.wyzant.com/resources/answers/93183/find_the_value_of_yDionna from Lake View, IAhttp://www.wyzant.com/resources/answers/users/view/85677750TrianglesFind the value of y<div>i am working with a triangle tripod </div>Fri, 27 Mar 2015 21:50:23 -05002015-03-27T21:50:23-05:00336279http://www.wyzant.com/resources/answers/93203/multiply_and_simplify_assume_that_no_radicands_were_formed_by_raising_negative_numbers_to_even_powersDylan from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85125171Radical ExpressionsMultiply and simplify. Assume that no radicands were formed by raising negative numbers to even powers.<div>Multiply and simplify. Assume that no radicands were formed by raising negative numbers to even powers.</div>
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<div>^4√9ab^3 X √3a^4b</div>Sat, 28 Mar 2015 02:22:14 -05002015-03-28T02:22:14-05:00336277http://www.wyzant.com/resources/answers/93199/use_rational_exponents_to_simplify_write_the_answer_in_radical_notation_if_appropriateDylan from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85125171Rational NumbersUse rational exponents to simplify. Write the answer in radical notation if appropriate <div>Use rational exponents to simplify. Write the answer in radical notation if appropriate </div>
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<div>^3√8y^6</div>Sat, 28 Mar 2015 02:15:00 -05002015-03-28T02:15:00-05:00336278http://www.wyzant.com/resources/answers/93201/use_rational_exponents_to_write_a_single_radical_expressionDylan from Beverly Hills, CAhttp://www.wyzant.com/resources/answers/users/view/85125171Rational ExponentsUse rational exponents to write a single radical expression.<div>Use rational exponents to write a single radical expression.</div>
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<div><span style="text-decoration: underline;">x^8/15 X y^1/7</span></div>
<div>x^1/3 X y^-1/5</div>Sat, 28 Mar 2015 02:18:18 -05002015-03-28T02:18:18-05:00336106http://www.wyzant.com/resources/answers/93065/x_2tanhx_2_1_give_x_2_4_want_solution_plzUsman from New York, NYhttp://www.wyzant.com/resources/answers/users/view/85675614Math Helpx/2tanhx/2=1 give x=2.4 want solution plz<div>doing my research work as m phil physics student .. arrived this sort of result and finding some difficulty to produce this result..</div>Fri, 27 Mar 2015 08:24:44 -05002015-03-27T08:24:44-05:00336136http://www.wyzant.com/resources/answers/93087/what_are_the_odds_of_in_a_rural_community_of_24_621_one_would_have_2_windows_facing_different_directions_shot_from_different_propertiesSarah from Candor, NYhttp://www.wyzant.com/resources/answers/users/view/85675785ProbabilityWhat are the odds of in a rural community of 24,621 one would have 2 windows facing different directions shot from different properties?<div>I live in a rural community with a population of 24,621 surrounded by hunters & farmers who hunt and shoot woodchucks in their field. What are the odds of having a barn window shot that faces the west with a field across the road and then woods, and a shed window shot on the other side of the property with the window facing the north and a different farmer's property the following year, with both shots being chest shots when standing inside close to the window and a head shot when standing back a little bit further?</div>Fri, 27 Mar 2015 10:18:38 -05002015-03-27T10:18:38-05:00336177http://www.wyzant.com/resources/answers/93119/what_is_the_extraneous_solution_of_x_v2x_15Jas from Austin, TXhttp://www.wyzant.com/resources/answers/users/view/85597456Radical EquationsWhat is the extraneous solution of -x=v2x+15?<div>−x=√2x+15</div>Fri, 27 Mar 2015 13:13:28 -05002015-03-27T13:13:28-05:00336275http://www.wyzant.com/resources/answers/93195/write_a_linear_equation_to_find_the_price_p_of_a_share_of_xyz_corporation_stock_w_weeks_from_now_estimate_the_price_of_a_share_of_stock_five_weeks_agoKaren from Kailua Kona, HIhttp://www.wyzant.com/resources/answers/users/view/85677842Linear EquationsWrite a linear equation to find the price p of a share of XYZ Corporation stock w weeks from now. Estimate the price of a share of stock five weeks ago.<div>The price of a share of stock in XYZ Corporation was $74 two weeks ago. Seven weeks ago, the price was $59 a share.</div>Sat, 28 Mar 2015 00:43:38 -05002015-03-28T00:43:38-05:00336274http://www.wyzant.com/resources/answers/93193/how_many_liters_of_petrol_does_it_take_to_go_150_km_if_it_takes_9_5l_to_go_100kmEmma from Modest Town, VAhttp://www.wyzant.com/resources/answers/users/view/85677823Financial CalculationsHow many liters of petrol does it take to go 150 km if it takes 9.5L to go 100km?<div><strong><span class="greenText grayText darkText">Question:</span></strong></div>
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<div><span class="greenText grayText darkText">Say you travel an average of 150km per week at the average fuel for November. Use the cars fuel efficiency to calculate how much it will cost you per week to put petrol in your car.</span></div>
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<li><span class="greenText grayText darkText">The average fuel cost for November is $136.71 </span></li>
<li><span class="greenText grayText darkText">The cars fuel efficiency is 9.5L / 100km.<br /></span></li>
</ul>Sat, 28 Mar 2015 00:03:14 -05002015-03-28T00:03:14-05:00336276http://www.wyzant.com/resources/answers/93197/mia_runs_6_miles_in_50_minutes_at_the_same_rate_how_many_miles_would_she_run_in_35_minutesMolly from Columbus, OHhttp://www.wyzant.com/resources/answers/users/view/85677863Word Problem HelpMia runs 6 miles in 50 minutes. At the same rate, how many miles would she run in 35 minutes?<div>Mia runs 6 miles in 50 minutes. At the same rate, how many miles would she run in 35 minutes?</div>Sat, 28 Mar 2015 01:50:14 -05002015-03-28T01:50:14-05:00336193http://www.wyzant.com/resources/answers/93137/what_are_the_real_zeros_of_x_4_5x_3_6_2_x_2Mikia from Athens, GAhttp://www.wyzant.com/resources/answers/users/view/85676183Real Zeroswhat are the real zeros of x^4-5x^3+6^2-x-2<div>i need help with this problem canyou explain please</div>Fri, 27 Mar 2015 14:12:31 -05002015-03-27T14:12:31-05:00336256http://www.wyzant.com/resources/answers/93191/the_sum_of_5_consecutive_integers_is_500_what_is_the_third_number_in_this_sequenceLala from Phoenix, AZhttp://www.wyzant.com/resources/answers/users/view/85677764Math EquationsThe sum of 5 consecutive integers is 500. What is the third number in this sequence?<div>a math question</div>Fri, 27 Mar 2015 22:14:51 -05002015-03-27T22:14:51-05:00