Data are given for y as a power function of x. Write an equation for the power function, and state its power and constant of variation.
A. y = 
; Power = -4; constant of variation = 16
B. y = - 
; Power = -2; constant of variation = -16
C. y = - 
; Power = -1; constant of variation = -16
D. y = - 16x ; Power = 1; constant of variation = -16
Answer: B
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A. Yes B. No
Encode or decode the given message, as requested, numbering the letters of the alphabet 1 through 26 in their usual order.Use the coding matrix A = 
and its inverse A-1 = 
to decode the cryptogram 
.
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Bh)
A. 6 cm B. 9 cm C. 54 cm D. 3 cm
Solve the problem.Use the graph to determine how many hours were needed to prepare for Test 4.
A. 5 B. 4 C. 3 D. 2