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# frequency of light

if green light were scattered less often than any other frequency of light what color would the sky appear at sunset?   I dont think it would be red or orange....

# help with light

1.  when light falls on a surface which irregular compared to its wavelength   a.  the reflection is diffuse b.  glare is produced c.  the wavelength is refracted d...

# is 2x^2+9xy+7y^2 in standard form or acceptable form as an answer

The problem is: (2x+7y)(x+Y)   I used the foil method to solve but  is my final answer 2x^2+9xy+7y^2 in standard form or acceptable answer form?

# Which is the first number in this series which is less than 0.01?

Consider the series 16, 8, 4, 2, ... - that is each new number is formed by halving the one before it. Which is the first number in this series which is less than 0.01?   a. 1/16           ...

# How fast was the stream flowing?

A girl is swimming downstream. In still water she can swim at 2km/h and the river is flowing with her. She covered a distance of 12km in 2h 24min. How fast was the stream flowing?   a...

# The circumference of an imperfect shape

I have an imperfect shape and I need to know the circumference of half of it. I am working on a computer programme which unfortunately does not allow you to measure curves, only straight...

# Fifteen census takers walked. That number was 30% of all the census takers . How many collectors were out walking that day?

Fifteen census takers walked our neighborhood on Friday. That number was 30% of all the census takers who collected data that day. How many collectors were out walking that day?

# This is a question of floors and logarithms and bases and cabbages and kings and why the sea is boiling hot and whether pigs have wings.

Ok the literary reference is possibly not part of this question.  Is there a function to make x into the highest multiple of 8 the is lower than or equal to x? For instance, 13 would become...

Find the zeros of each function by using the quadratic formula.  1.) f(x)=3x^2-10x+3 2.) p(x)=2x^2-7x-8 3.) r(x)=x^2+c+1 4.) g(x)=x^2-x-5 Find the type and number...

# Identify the type of growth as linear, quadratic, cubic, or exponential.

1, 3, 5, 7, 9, …   2, 3, 5, 9, 17, …   4, 9, 16, 25, 36, …   4, 15, 85, 156, …

# Determine the type of function and/or formula that would be the best model.

Determine the interest earned on an investment if the interest is compounded monthly for 4 years.   Determine the amount owed to a babysitter, if he charges \$7/hour.   Calculate...

# The cost of a cell phone is based on the formula given by: C = 0.05m + 12.50.

State what you think the variables represent.     What type of relationship is found in this formula? How do you know?

# Can Someone Factor these step by step

x3 – 2x2 – 8x = 0       2x4 – 32 = 0       25x4 + 60x2 + 36 = 0

Algebra problems

# y=1/(x-1) +1/(x-2) +1/(x-3) +1/(x-4)

solve for four solution

# my living room is 15`×21` my hall way is 3`×10` how much will it take to fill this area?

What is the total square footage I need

Math problem

# if you were loading a truck with 12foot long boards how many would it take to load 2000 linear feet of 6 victorian heart pine?

It's a math question about hard wood flooring.that I'm have trouble with.

# A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?

A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?

# A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?

A car engine turns 900 revolutions per minute while idling. How many revolutions does a car engine turn in one second while idling?