Factor completely. State that the polynomial is prime if it cannot be factored.36x4 - 49y4
A. prime
B. (6x2 - 7y2)(6x2 + 7y2)
C. (6x - 7y)(6x + 7y)(6x2 + 7y2)
D. -13x4
Answer: B
Mathematics
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Solve the problem.A merchant has coffee worth $6 a pound that she wishes to mix with 40 pounds of coffee worth $9 a pound to get a mixture that can be sold for $8 a pound. How many pounds of the $6 coffee should be used?
A. 60 lb B. 20 lb C. 30 lb D. 10 lb
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Determine whether the equation is quadratic.4x2 - 5 = 0
A. Yes B. No
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Round the whole number to the given place value.427,819 to the nearest ten thousand
A. 420,000 B. 500,000 C. 427,000 D. 430,000
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Find the greatest common factor of the numbers.12, 28, 32, 36
A. 1 B. 12 C. 4 D. 3
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