Consider the trigonometric function ) = tan(x).
a. rewrite tan(x) as a quotient of trigonometric functions. then, state the domain of the tangent function.
b. why is this the domain of the function?

Jackie purchased 3 bottles of water and 2 cups of coffee for a family for $7.35. brian bought 4 bottles of water and 1 cup of coffee for his family for $7.15. how much does each bottle of water cost? how much does each cup of coffee cost? i need this done

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)

Pls the last one and it has to be like number 6