Tutors Answer Your Questions about Exponents-negative-and-fractional (FREE)
Question 211254: I am so confused by this.
Evaluate the exponential equation for three positive values of x, three negative values of x and x=0. Use the resulting ordered pairs to plot the graph. State the equation of the line asymptotic to the graph, if any.
y= -3^x
I think I would start with have y=f(x)=-3^
f(0)=-3^0=1
f(1)=-3^1=-3=1/3
f(2)=-3^2=9
f(3)=-3^3=-27=1/27
Before I go any further, am I on the right track?
Click here to see answer by jim_thompson5910(28717) |
Question 214257: (4x to the negative one power, y to the 1/3 power) to the 3/2 power
___________________________________________________________________(over)
(xy) to the 3/2 power
I really need help with this one, I don't understand it at all...
Click here to see answer by jsmallt9(3296) |
Question 215460: I was trying to do my homework and came accross the question 8p to the negative 3rd power divided by (2p) to the 2nd power. I came up with the answer 512/4 and so would the answer be 128P? Thanks in advancxe
Click here to see answer by jsmallt9(3296) |
Question 216604: How do you simplify a fraction that has a negative fractional exponent?
the fraction is 625/81 and the exponent is -5/4 but the negative sign is not specific to either the numerator nor the denominator. I don't understand how the negative sign will affect the process. Please help.
Judy
Click here to see answer by jim_thompson5910(28717) |
Question 218100: I need to understand the rules of exponents a sample question is: (-6) to the second power minus 4 to the second power.
Please can you just tell me the steps to figuring this? I have been out of school for over 25 years and don't understand this.
Thank You,
Tina W
Click here to see answer by rfer(12730) |
Question 218970: Please take me back to school (I'm a proud AARP card-carrying old guy and this came up at home. For the life of me, I have brain lock and can't remember how to do such a simple equation)
X-15%=540
Thank you!!
Click here to see answer by stanbon(57979) |
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