The first 3 figures in a pattern are shown. Which of the following functions represents f(n), the number of small squares in figure n?

A f(n) = 2n?

B. f(n) = (n + 4)2

C. f(n) = 50 + 4

D f(n) = n2 + 4​

Change negative exponents to positive. then solve. round to four decimal places

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2

Atest consists of 10 multiple choice questions, each with 5 possible answers, one of which is correct. to pass the test a student must get 60% or better on the test. if a student randomly guesses, what is the probability that the student will pass the test?