Tutors Answer Your Questions about expressions (FREE)
Question 1187345: Check that the following expressions are equivalent using the values x = -2, -1, 0, 1, 2.
(12x^2−27)/ (3) and −(−2x+3)(2x+3)
Prove the equivalence of the two expressions in the previous question above using algebraic manipulation.
Click here to see answer by ikleyn(52832)  |
Question 1187963: Hello
I'm stumped on how to workout this question. Could you please tell me how I go about solving it?
Two Carpenters are building each a small dog house. Carpenter A started building his at 1 pm and ended at 5:30 pm. Carpenter B, being a newbie is more slower than A by half. At what time must Carpenter B start building so that he can end at the same time
with A
Thanks in Advance.
Click here to see answer by ankor@dixie-net.com(22740)  |
Question 1187963: Hello
I'm stumped on how to workout this question. Could you please tell me how I go about solving it?
Two Carpenters are building each a small dog house. Carpenter A started building his at 1 pm and ended at 5:30 pm. Carpenter B, being a newbie is more slower than A by half. At what time must Carpenter B start building so that he can end at the same time
with A
Thanks in Advance.
Click here to see answer by Theo(13342)  |
Question 1191231: A square with a side length of 2s has a
smaller square inscribed. The vertices of the
smaller square are at the midpoints of the
sides of the larger square.
What is the ratio of the area of the larger square to the area of
the smaller square? Express your answer in
its simplest form
Click here to see answer by Theo(13342)  |
Question 1191231: A square with a side length of 2s has a
smaller square inscribed. The vertices of the
smaller square are at the midpoints of the
sides of the larger square.
What is the ratio of the area of the larger square to the area of
the smaller square? Express your answer in
its simplest form
Click here to see answer by ikleyn(52832)  |
Question 1192113: Two computer technicians both charge a fee for a home visit, plus an hourly rate for their work. Dana charges a $64.95 fee, plus $45/h. Tom charges a $79.95 fee, plus $40/h. For what length of service call do Dana and Tom charge the same amount?
Click here to see answer by ikleyn(52832)  |
Question 1195760: The population, P of Hazelton has grown according to the model P = 40 000(1. 09) , where t is
t
the number of years since the year 2000.
Assuming the population grows at the same rate, what is the population expected to be in the
year 2022?
Click here to see answer by ikleyn(52832)  |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 3871..3915, 3916..3960, 3961..4005, 4006..4050, 4051..4095, 4096..4140, 4141..4185, 4186..4230, 4231..4275, 4276..4320, 4321..4365, 4366..4410, 4411..4455, 4456..4500, 4501..4545, 4546..4590, 4591..4635, 4636..4680, 4681..4725, 4726..4770, 4771..4815, 4816..4860, 4861..4905, 4906..4950, 4951..4995, 4996..5040, 5041..5085, 5086..5130, 5131..5175, 5176..5220, 5221..5265, 5266..5310, 5311..5355, 5356..5400, 5401..5445, 5446..5490, 5491..5535, 5536..5580, 5581..5625, 5626..5670, 5671..5715, 5716..5760, 5761..5805, 5806..5850, 5851..5895, 5896..5940, 5941..5985, 5986..6030, 6031..6075, 6076..6120, 6121..6165, 6166..6210, 6211..6255, 6256..6300, 6301..6345, 6346..6390, 6391..6435, 6436..6480, 6481..6525, 6526..6570, 6571..6615, 6616..6660, 6661..6705, 6706..6750, 6751..6795, 6796..6840
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