07/24/25

What should my child know before starting Prealgebra?

Prealgebra is a bridge from basic arithmetic to deeper thinking. Here's what students should review before beginning.
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03/21/21

Answer These Questions
WHEEL https://pastebin.com/cj121kWX1. Analyze the wheel. Why do you think it was designed the way it was? Use complete sentences2. If a person spins the wheel once, what is the probability that the... more
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03/11/21

Help with sketching this graph of a function with these properties.
f(4)=-2; f’(x)<0 for x<4, f’(4)<0 and f’(x)<0 for x>4I figured out a point on the graph is (4,-2)But I don’t know what the graph looks like, please help.Thank you
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03/10/21

Suppose we want to build a trinary code for the 26 letters of the alphabet, using strings in which each symbol is 0, 1, or -1.
Could we encode all 26 letters using strings of length at most 2? What about using strings of length exactly 3? Compute the maximum number of strings of length exactly 4. Repeat for length exactly... more
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03/04/21

Consider the function f(x)= log base 7 (x^2) such that x > 0. 1) Write a sequence of transformations that would transform f(x)= log base 7 (x^2) into the graph of f(x).
2) Rewrite f(x) in terms of ln(x) and list the transformation(s) that are needed to transform y= ln (x) into f(x)
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01/27/19

HELPP Math word Problem please !!
All the problems we have looked at in this chapter have assumed that all participants receive an equal share of what is being divided. Often, this does not occur in real life. For example, Grandma... more
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