A= 1/2bh
.4= 1/2 b(1.2)
.4= .6b
Divide by .6
.4/.6
b= 2/3
Answer:
6 * 5 * 4 * 3 * 2 * 1, i.e. 6! or 720. Of course, since both sets have the same number of elements, you can't have one-to-one without being onto, aka a surjection, so “one to one correspondence” is the right term (or bijection—merci, M.
Hope it helps >3!
Answer:
D
Step-by-step explanation:
f(x) = x-4
f(3.2) = -3.2-4
= -7.2
Answer and explanation:
Eric's expression is and Andrea's is .
In Eric's expression, 10 represents the amount of substance he begins with. 1/2 is the amount of substance left after each time period (in this case, each week).
Andrea's expression can be written as . The one outside of parentheses represents the initial amount of the substance. The one inside of parentheses represents 100% of the original amount of the substance. 0.2 represents the 20% of the substance that is lost each time period. The variable w in this case represents the number of weeks.
Answer: It has 1000 square roots
Step-by-step explanation: