Harry wants to buy some ice cream for his friends and himself. at the ice cream parlor, one ice cream costs $3.99. which expression below could you use to compute the cost of 4 ice creams?

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

If cos(2x) = tan^2(y), show that cos(2y) = tan^2(x).

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building