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How to smplify

3(4logt2)

# Alison walked 7x kilometers from her house to library. she then walked 4x kilometers from the library to her school. What was the total distance Alison walked?

4_____________ _ 3____________ X2-6X+5                 x2-10x+25=

# I need help sovling this problem please, I have a screenshot provided. Thanks.

Hello, I need some help solving this problem. I have a screenshot, as it would be a lot to type out, if I could get step by step instructions, I would really appreciate it. http://prntscr.co...

# Assume that the expression given are denomintors of fractions.find the LCD for the group

k2 +5K,K2 +3k -10 is

# I have another question that I need help answering

Hello again, I'm still figuring out theese sorts of problems, if someone could help me, I would greatly appreciate it. http://prntscr.com/2ryvb1 There's a screenshot of the question

# simplify the rational expression

(1/(x+1))+(1/(x+2))/(1/(x+2))+(1/(x+3))=

# simplify the rational expression

((1/x+1)+(1/x+2))/((1/x+2)+(1/x+3))= ()/()

# I need help solving this problem, I have a screenshot provided.

I'm having a lot of trouble with this problem, I would like some step by step instructions if possible. I understand all the rest besides this one http://prntscr.com/2ryks4

# Simplify this rational expression

Simply the following rational equation (x-5/x2-25) - (3/x+5)= A/B where A and B are polynomials of degree as low as possible and the leading coefficient of B is 1. A= B= &...

# Rationalize the denominator and simplify: cos^2x / 1 - sinx

This is for my trig class. Thanks for the help!

# How would you simplify 2/3-i?

I tried to multiply the 3-i on the top and bottom but then I get lost on what belongs on the bottom and on the top.    I thought I would have something like 6-2i/9 but that doesn't...

# Simplify sec^2x + csc^2x / csc^2x(1+tan^2x)

This is for my trig class. Thanks for the help!

# Simplify (sin42degrees)cos38degrees-(cos42degrees)sin38degrees

This is for my trig class, thanks for the help!

# Factor and simplify: sin^4x + (sin^2x)cos^2x

This is for my trig class. Thanks for the help!

# Multiply and simplify: (cscx + 1)(cscx - 1)

This is for my trig class. Thanks for the help!

# Evaluate and simplify the following function:

f(x) = 3x2 - 2x -3 f(x-1) =    I would really appreciate the steps and final outcome of this problem. Thank you!

# Use the properties of logarithms to write the expression as a single logarithm:

7 ln x - 1/4 ln y   I would be very grateful for some help! Thanks for reading!

# simplify (3/2)^-2

The problem says:  Simplify (3/2)^-2 I can't get the correct answer.