<span><span>y2</span>=y×y</span><span><span>y5</span>=y×y×y×y×y</span>The exponent just means you multiply it by itself that many times
Answer:
Let x be the bigger number, and y be the smaller number.


Since the difference is 82,

Substitute x in:







Answer:

Step-by-step explanation:
2a is a common factor of the two terms:

We learned that ratios are value comparisons, and proportions are equal ratios. Ratios can be written with colons or as fractions. So, to compare the number of girls to boys in a litter of puppies, we can write 2:4 or 2/4 to say that there are two girls to four boys.
Set up a proportion here as the height over the shadow of the adult = to the height over the shadow of the baby. so you have 12/4.8 = height/2. cross multiply to get 12*2=4.8 times height, which is 24 = 4.8*height. divide both sides by 4.8 to get height = 5 feet