Ryanne is 14. her brother's age is three more than half her age. how old is her brother?

What is the graph of the function y=2x2^x

Nayati wants to swim 50 miles this school year. She plans to swim 1 4th mile each day. how many days will it take her to swim 50 miles

A square is 10 inches on each side. A small square, x inches on each side, is cut out from each corner of the original square. Represent the area of the remaining portion of the square in the form of a polynomial function A (x).

When do we need slope in our everyday lives?

Write a differential equation that is a mathematical model of the situation described. The time rate of change in the temperature T of coffee is proportional to the difference between the fixed temperature M of the air at time t and the temperature

Suppose an airplane climbs 15 feet for every 40 feet it moves forward. What is the slope of this airplane's ascent?

When can division be done before multiplication

Solve 8y-3 (4-2y) = 6 (y+1)

Using a little bit of algebra, prove that (4.2) is equivalent to (4.3). In other words, the logistic function representation and logit representation for the logistic regression model are equivalent.

Show that (-27x-9) / (3x^2+4x+1) is a transformation of 1/x.