CFISD Schoology
GROUPS
COURSES
RESOURCES
GRADE REPORT
Unit 7-2 TEST - Trigonometry
Which of the following is equivalent to cos ZR ?
t
C.
t
A.
a
t
a
r
r
D.
B.
t
a

Does the problem involve permutations or? combinations? do not solve. the matching section of an exam has 4 questions and 7 possible answers. in how many different ways can a student answer the 4 ? questions, if none of the answer choices can be? repeated?

An episode of a television show is 60 minutes long when it originally airs with commercials. on a dvd without commercials, the episode is only 417 minutes long. how many1-minute commercials did the episode include when it originally aired? write and solve an equation to justify your answer.

Can someone pls ! pls answer all. no explanation needed..