Write the quadratic equation whose roots are − 1 and − 4 , and whose leading coefficient is 4 .

Step-by-step explanation:

The quadratic equation can be written in two ways:

or

where is the leading coefficient and are roots of the equation.

You are given

Hence, it is easier to write the quadratic equation in the second form:

If you myltiply all terms then the equation will be written in the first form:

i dont know

step-by-step explanation:

#15. square

step-by-step explanation:

because quadrilatural (idk how to spell it) means somthing that is not 3d or like, equal sides (or somthing like that   you know what i meanz)

hope this halps!

bai!