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# Logarithms

Given that a>b>1 and that 2 logab + 4 logba=9, find b in terms of a.   Ans: b=√a

# show me how to do this math problem y=10-4x

How can I solve this math problem y=10-4x ?

# Logarithms

If k=log2 ( √9 + √5), express log√2 (√9 - √5) in terms of k. Ans: 2(2-k)

# What is y=1/2x(-3) when x is -2,0, and 2.

What is y=1/2x(-3) when x is -2,0, and 2.

# logrithms help

Two cell divisons per day implies that the number of cell divisions in ( T ) days is 2*T cell divisons. This means that the equation we can use is C(T) = 10*22*T   for T days. How many days...

# WHY IS MY TEACHER SO CONFUSING

okay so in math class we're learning simplifying and solving equations and i already learned this last year (i'm in a new school) but it's also been a full year since i've done it so i've forgotten...

# R is defined on A as follows

A={ -4 ,-3 ,-2 ,-1 ,0 ,1 ,2 ,3 ,4} R is defined on A as follows: For All (m,n) ∈A,m R n ⇔ 5 | (m^2- n^2 )

# Simplify 5x+4y\=x-7y ?

Really confused on this.

# Left some two numbers is at least negative -3 The difference of the number is less than nine

Left some two numbers is at least negative -3 The difference of the number is less than nine

# Write sin(sin^-1x-cos^-1x as an algrebraic expression in x.

This is for my trig class, thanks for the help! If you could, could you please show all your work? Thanks again!

Ans= p>8

# Use the quadratic formula to find all solutions in the interval [0,2pi): tan^2x-6tanx+4=0

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

# find interest question

Find the present value of \$3,000.00 if interest is 6% compounded quarterly for 5 years

# Find the shortest distance between the planes?

Find the shortest distance between the planes 2x+3y-z=2 and 2x+3y-z=4.

# factor x^3+5x^2-3x-15=0

I cannot remember how to factor to the cubic term

ABCDxD=DCBA

# intrest calculation

if David invest \$1000 in an account paying an annual percentage rate of 12% compunded quaterly, how much would he have in your account at the end of 1 year, 10 year and 100 year?

# Use the distributive property to rewrite the expression without parenthses: -(r-2-8p). How do I do this?

I'm not sure how to do this question.