Solve the equation by making an appropriate substitution.x4 - 9x2 + 20 = 0
A. {4, 5}
B. {2, 
}
C. {-2, 2, -
, 
}
D. {-2, 2, -i
, i
}
Answer: C
You might also like to view...
Solve the problem. Round unit depreciation to nearest cent when making the schedule, and round final results to the nearest cent. A barge is expected to be operational for 290,000 miles. If the boat costs $16,000.00 and has a projected salvage value of $1600.00, find the unit depreciation.
A. $0.50 B. $0.60 C. $0.05 D. $0.06
It is usually quite easy for managers to identify their company's strengths and weaknesses.
Answer the following statement true (T) or false (F)
Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form.(-4, 6); m = -4
A. y = -4x - 10 B. y = -4x - 11 C. y = -4x - 18 D. y = 4x - 12
Solve the problem. Use 3.14 as the approximate value of ?. Round to the nearest hundredth if necessary.A shipping container has dimensions of 3 m × 9 m × 4 m. What is its volume?
A. 144 m3 B. 36 m3 C. 243 m3 D. 108 m3