Determine if the sequence is arithmetic. If the sequence is arithmetic, find the common difference.an = 
A. no
B. yes, - 
C. yes, 
D. yes, 7
Answer: C
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Use the given slope and coordinate of the y-intercept to write the equation of the line in slope-intercept form.m = -3.5; (0, 7.45)
A. y = -3.5x + 7.45 B. y = 7.45x - 3.5 C. y = -3.5x - 7.45 D. y = 3.5x + 7.45
Round the whole number to the given place value.37 to the nearest ten
A. 140 B. 30 C. 50 D. 40
Write the standard equation for the circle.Center at (-7, -6), radius 2
A. (x + 7)2 + (y + 6)2 = 4 B. (x - 6)2 + (y - 7)2 = 2 C. (x - 7)2 + (y - 6)2 = 4 D. (x + 6)2 + (y + 7)2 = 2
Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.If the speed of light is 3.00 ×108m/sec, how long does it take light to travel 2.29 × 1011 m, the distance from the sun to Mars? Round to one decimal place.
A. 7.6 × 103 sec B. 76 sec C. 7.6 × 102 min D. 7.6 × 102 sec