There are two basic types of herbicide that can be used on dandelions. The first is a selective broadleaf herbicide. A broadleaf herbicide will only kill broadleaf weeds, such as dandelions. A broadleaf herbicide is good for killing dandelions in lawns, as the herbicide will kill the dandelions and not the grass.Advertisement. The other kind of effective dandelion herbicide is a non-selective herbicide. Non-selective means that the herbicide will kill any plant that it comes in contact with.here are two basic types of herbicide that can be used on dandelions. The first is a selective broadleaf herbicide. A broadleaf herbicide will only kill broadleaf weeds, such as dandelions. A broadleaf herbicide is good for killing dandelions in lawns, as the herbicide will kill the dandelions and not the grass.
What is a Function? Definition. A function is a rule which relates the values of one variable quantity to the values of another variable quantity, and does so in such a way that the value of the second variable quantity is uniquely determined by (i.e. is a function of) the value of the first variable quantity.
Most calculus text books begin with a review of functions. A function is generally described as a mapping from one set of numbers, called the domain of the function, to another set, called the range. In simple form, if you put one number in to the function, you get another number out.