I need help for two questions to solve 4^3x=8 & 4^2x=7 by graphing?

I keeping getting it wrong and don't know what else to do.

1 Answer | 0 Votes | Jackie from Oklahoma City, OK 5/19/2013

I have trouble rounding to the nearest ten thousandth?

I need help to round 4.6941575982343 & 2.078689326to the nearest ten-thousandth. I keeping getting it wrong and I don't know what I'm doing.

2 Answers | 0 Votes | Jackie from Oklahoma City, OK 5/19/2013

Help with exponential equations (algebra 2)

Both need to be rounded to the nearest ten thousandths. 1. 4x=243 2. 14^x+1=36?I have do this problem too many times but only answers I have gotten is 1.347 or 0.358

2 Answers | 0 Votes | Jackie from Oklahoma City, OK 5/18/2013

Find A. f(g(x)) B.g(f(x))

f(x)=-x+5 g(x)=4x+2

3 Answers | 0 Votes | Jackie from Oklahoma City, OK 12/19/2012

Find all of the zeros of the polynomial function.

Can anyone show me how to work this with a caculator g(x)=x^3+4x^2-5x-20?

2 Answers | 0 Votes | Jackie from Oklahoma City, OK 12/19/2012

I need help with this math word problem?

The function y=-0.03(x-14)^2+6 models the jump of a red kangaroo where x is the horziontal distance (in feet) and y is the corresponding height (in feet). a)What is the kangaroo's maximum height...

3 Answers | 0 Votes | Jackie from Oklahoma City, OK 12/18/2012