Use Pythagorean identities to find the indicated function value.sec ? =-7, 90° < ? < 180°; find tan ?

A. -4
B. -8
C. -5
D. -6


Answer: A

Mathematics

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Find the indicated term(s) of the given sequence.The first five terms of the sequence an = 

A. - , 1, - 
B. , 1, - 
C. , 1, - , - 
D. - , - 1, , - 

Mathematics

Solve the problem.How many different license plates can be made using 3 letters followed by 4 digits selected from the digits 0 through 9, if neither letters nor digits may be repeated? 

A. 47,174,400 B. 78,624,000 C. 546,000 D. 175,760,000

Mathematics

Solve the problem.Draw a tree diagram for the experiment of tossing a coin once then spinning the spinner once. 

A.

B.

C.

D.

Mathematics

A geometric sequence is given. Find the common ratio and write out the first four terms.{sn} = 

A. an = 6 n-1
r = ; s1 = 6, s2 = , s3 = , s4 = 
B. an =  (6)n-1
r = ; s1 = 6, s2 = 12, s3 = 24, s4 = 48
C. an = 6 n-1
r = ; s1 = 6, s2 = 3, s3 = , s4 = 
D. an = 6 ? (2)n-1
r = 2; s1 = 6, s2 = 12, s3 = 24, s4 = 48

Mathematics