The Gaineys and the Arnolds are saving money for a trip to Utah to go snowboarding. The Arnolds are going to save a nickel on the first day of
the month and then double the amount each day for a month. The
Gaineys are going to start their savings by saving $10 on the first day and
then $10 each day of the month.

sine

step-by-step explanation:

it would open into a square depending on the type of envelope i’m not sure about the second part

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!