Write an equation for the quadratic function ​

in problems involving proportions, we can use cross products to test whether two ratios are equal and form a proportion. to find the cross products of a proportion, we multiply the outer terms, called the extremes, and the middle terms, called the means.

hope it

his chances of getting a coin of higher value is 4/19

step-by-step explanation:

yes

step-by-step explanation:

yes