# Questions on Algebra: Real numbers, Irrational numbers, etc answered by real tutors!

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 Algebra: Real numbers, Irrational numbers, etc Solvers Lessons Answers archive Quiz In Depth

 Question 159169: Hi, can someone please confirm . I just asked a question on imaginary numbers . Simplify . Put in complex number form . The answer I got, was (Isn't = (-1)) . Can you please confirm my answer. . Thanks ahead of time,Levi Click here to see answer by gonzo(654)

 Question 159359: Name the property of real numbers illutstrated below. Be specific w/ the naming. Include "of addition" or of" multiplication if needed. 8*(4*9)= (8*4)*9 Click here to see answer by jim_thompson5910(28476)

 Question 159361: I need help with this equation to solve v Click here to see answer by jojo14344(1512)

 Question 161546: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified. 6x-2(x-y)= 6x-2x-2y = 4x-2y Click here to see answer by Alan3354(30959)

 Question 161547: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 6x^2-14x+4=(3x-4)(2x-1) Click here to see answer by Alan3354(30959)

 Question 161549: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 2/3^-x=2(3^x)=6^x Click here to see answer by Alan3354(30959)

 Question 161548: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. (4x^2/5y^3)^3=4x^6/5y^9 Click here to see answer by Alan3354(30959)
 Question 161548: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. (4x^2/5y^3)^3=4x^6/5y^9 Click here to see answer by ankor@dixie-net.com(15624)

 Question 160830: write in standard form 7.55x 10 To the 6th power Click here to see answer by Volleyball_Chick(4)

 Question 161655: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 12^x/2^x=6^x Click here to see answer by Alan3354(30959)

 Question 161656: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 3^x+3^x+3^x=3^3^x Click here to see answer by ankor@dixie-net.com(15624)

 Question 161659: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 16^(exponet is a fraction)3/2= (16^1/2)^3 (exponent in () is a fraction)= 4^3= 64 Click here to see answer by Alan3354(30959)

 Question 161744: I must decide if the algebraic manipulation is correct or incorrect. if it is incorrect I need to fix it or explaine why it cannot be simplified.I don't know if this is the right spot to post but if you can help that would be great. 6 over x+3= 6/x + 6/3= 6/x+2 Click here to see answer by eperette(173)

 Question 162050: I need help with a couple of algebra problems 1.Select any irrational number, and turn it into a rational number by using addition, subtraction, multiplication, division, or exponentiation 2.Select any imaginary number (of the form "a + bi" where a and b are non-zero real numbers), and turn it into a real number by using addition, subtraction, multiplication, division, or exponentiation. Click here to see answer by Fombitz(13828)

 Question 162574: how do i solve this?? multiply and simplify if possible 2/9 * 9x=? Click here to see answer by stanbon(57219)

 Question 163431: what is the answer to the statement "a number whose positive square root is a rational number is a..." what is It? Click here to see answer by Earlsdon(6287)

 Question 164141: The highest recorded temperature(134○) in the United States was in Death Valley, California, while the loweste temperature(-80○) was recorded at Prospect Creek, Alaska. What is the difference between these two temperatures? Click here to see answer by checkley77(12569)

 Question 139071: Assuming that both numbers are in base 3, find the product of 21 x 21. Click here to see answer by Alan3354(30959)

 Question 168178: my teacher doesn't know whay his doing in our class we all have f's even the people that does his work. so can you help me get my grades up Click here to see answer by jim_thompson5910(28476)

 Question 168285: pls. help.. I really find it hard to solve this problem/...hmp.. How many real numbers satisfies ||||x-1|-2|-3|-2|=1? What are they? Click here to see answer by stanbon(57219)

 Question 168254: The final grade for a particular course is calculated by dividing total points earned by total points available. There are 120 points available in the first half of the course, and 140 points in the second half of the course. If a student earns 81% in the first half of the course, how many points must the student earn in the second half in order to earn an 80% B final grade? Click here to see answer by ankor@dixie-net.com(15624)

 Question 168547: I have a couple of homework problems that I am having trouble with. Any help you can give me to understand how to work these problems would be appreciated. The Cotes have 30 feet of picket fence with which to enclose a flower garden. What dimensions should the garden have in order to maximaze area? I believe the equation I would use is A(w) = (30-2)w. Find the value of "a" such that f(x)=ax2+16x+38 has a minimum value of 6. Would this answer be 96/19? Thank you. Click here to see answer by Alan3354(30959)

 Question 169237: How do you do this problem: 1 and 9/10 minus and negitive 2 and 1/2 Click here to see answer by checkley77(12569)

 Question 169449: 1.three consecutive integers whose sum is 18 2.two consecutive integers whose sum is 61 3.find four consecutive integers whose sum is 234 4.find 2 consecutive even integers whose sum is 38 5.find three consecutive even integers whose sum is 48 6.find three consecutive odd integers whose sum is 615 7.find four consecutive odd integers whose sum is 112 please show the solution thank you Click here to see answer by Mathtut(3670)

 Question 169473: the slope is 3, the y intercept is -2 Click here to see answer by jojo14344(1512)

 Question 169688: 1.find four consecutive integers such that twice the smallest is 12 more than the largest 2.find three consecutive integers such that the sum of the first two integers is 24 more than the third integer. 3.find three consecutive odd integers such that the sum of the first and the second is 27 less than 3 times the third 4.find three consecutive even integers such that the sum of the smallest and twice the second is 20 more than the third Click here to see answer by Mathtut(3670)

 Question 169823: I have a take home quiz and I need help on solving proportions, percents, direct and inverse variation in algebra 1 chapter 11 Click here to see answer by solver91311(16868)

 Question 169889: In the set of real numbers, what is the solution set of the following open sentence? 3(x+2)>5x+2 or x+3=-1 Click here to see answer by stanbon(57219)
 Question 169889: In the set of real numbers, what is the solution set of the following open sentence? 3(x+2)>5x+2 or x+3=-1 Click here to see answer by Edwin McCravy(8879)

 Question 169910: simply showing your steps tell the property you used in each step. 4( z+ 1/4) Click here to see answer by stanbon(57219)