Determine a formula for the exponential function.The graph of an exponential function is given. Which of the following is the correct equation of the function?
A. y = 0.73x
B. y = 0.45x
C. y = 2.8x
D. y = 3.9x
Answer: C
Mathematics
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Where a, b, and c are the lengths of sides, which triangle cannot be drawn?
A. a = 3, b = 4, c = 5 B. a = 3, b = 4, c = 6 C. a = 3, b = 4, c = 6.5 D. a = 3, b = 4, c = 7
Mathematics
Solve the differential equation.x
+ 2y = 7 - 
, x > 0
A. y = 
, x > 0
B. y = 
, x > 0
C. y = 
, x > 0
D. y = 
, x > 0
Mathematics
Solve.A cruise boat travels at its top speed 48 miles downstream in 4 hours and returns to its starting point upstream, also at its top speed, in 6 hours. Find the speed of the stream.
A. 22 mph B. 12 mph C. 10 mph D. 2 mph
Mathematics
Factor out the negative sign with the GCF.-6x3 - 12x2 + 9x
A. -3(2x3 + 4x2 - 3x) B. -3x(2x2 - 4x + 3) C. -3x(2x2 + 4x - 3) D. -6x(x2 + 2x - 3)
Mathematics