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Tutors Answer Your Questions about Exponents (FREE)
Question 94859: How do I solve this word problem?
National Debt: In December of 2005, the U.S. national dept was approximately 8.1 x 10 with exponent of 12 dollars. At that time, the population of the U.S. was 2.98 x 10 with exponent of 8 people. In December of 2005, what was the U.S. debt per person?
Click here to see answer by bucky(1732)   |
Question 93980: I think this is the right topic, but i am not sure. If you could please help me, that would be great. i really appreciate this. My math worksheet says to simplify- No variable represents a value that would make the expression meaningless. (i used a dashed line to represent that it is division)
(4a^3 b^-4)^3
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(20a^-3) (b^3)
Thank you so much. God bless.
Click here to see answer by edjones(3299)  |
Question 97898This question is from textbook pre algebra
: A boojum is avery slow growing catus. one- fifty- year old bloojum is 1.5 meters tall and has been growing about 0.03 meters each year. assume the growth pattern continues. a. write an expression for the height in meters of the boojum y =years from now b .how tall will the boojum be in 50 years." pleas asapThis question is from textbook pre algebra
Click here to see answer by mathslover(126) |
Question 98026This question is from textbook 
: |-5| what is the answer for this expression
|15| whats the answer for both of these and how did you come up with the conclusion
This question is from textbook
Click here to see answer by elima(1433) |
Question 98751: I am having trouble figuring how to set up and solve this equation:
Solve for x: (1/4) ^2x+8 = (16) ^ 2x+5
I have tried to guess numbers an put them in practice but I am not clear what operations I need to use to follow this equation
I appreciate your help!!
Click here to see answer by stanbon(26297) |
Question 99380: Hello, can you please help me solve this problem? I've asked mathnerds and read purple math and no one can help me solve it. I entered the problem here but it was returned stating No functions. The question is:
If x does not equal 0, then (2^4x)(8^2x) =
Thanks for your help, Susan
Click here to see answer by stanbon(26297) |
Question 99380: Hello, can you please help me solve this problem? I've asked mathnerds and read purple math and no one can help me solve it. I entered the problem here but it was returned stating No functions. The question is:
If x does not equal 0, then (2^4x)(8^2x) =
Thanks for your help, Susan
Click here to see answer by timmy1729(23) |
Question 99444: This problem also includes complex fractions. I simply forget one rule about adding exponents. The equation is  . So far I have found the common denominator which is 20x^3. My problem is adding the exponents in the numerator and then simplifying the solution. Would you please help me?
Click here to see answer by stanbon(26297) |
Question 99560: Hello,
I'm swamped here. I am really no good at math. I have to show the steps to this problem for my professor and for me, so I can see how it's done. The problem is:
evaluate each algebraic expression for the given value of the variable:
-6(x + 3) when x = 2
Click here to see answer by doukungfoo(195)  |
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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
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