Find a power function that models the data in the table. Round to three decimal places if necessary.
A. y = 1.147x4.580
B. y = 2.442x3.164
C. y =4.580x1.147
D. y = 3038.125x - 8562.081
Answer: A
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Solve the differential equation.
= 3x2sec y
A. y = cos-1 (x3 + C) B. y = sin (x3 + C) C. y = sin-1 (x3 + C) D. y = x3 + C
Complete the ordered pair so that it is a solution of the given linear equation.3x + y = -4(-2, ), (0, ), (1, )
A. (-2, -10), (0, -4), (1, -7) B. (-2, 2), (0, 4), (1, -7) C. (-2, 2), (0, -4), (1, -7) D. (-2, -8), (0, -4), (1, -7)
Verify that the equation is an identity.cot(? - ?) = - cot ?
What will be an ideal response?
Solve the problem.To get credit for graduation, Brittany completed 40 hours of community service. She worked at a soup kitchen for 
of the time. She picked up litter along highways for 
of the time. The rest of the hours she spent tutoring younger children after school. How much time did Brittany spend tutoring?
A. 23 hours
B. 22 hours
C. 24 hours
D. 22
hours