Part 1: which expression is equivalent (picture above)

a. x to the second power
b. x to he fifth power minus x to the third power
c. x to the eighth power minus x to the fourth power
d. 1 over x to the second power

europa2433

europa2433

step-by-step explanation:

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