Factor the GCF from the polynomial.(x + 7)(3x + 7) - (x - 7)(3x + 7)
A. (3x + 7)(x + 14)
B. 14(3x + 7)
C. (3x + 7)(2x - 7)
D. 7(3x + 7)
Answer: B
Mathematics
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Solve the problem.A field is 130 meters long and 110 meters wide. If 1 m2 equals 0.0001 ha, what is the area of the field in hectares?
A. 1.43 hectares B. 14,300,000 hectares C. 143,000,000 hectares D. 14.3 hectares
Mathematics
Assume that variables represent positive real numbers. Replace the radical with rational exponents.
A. (6y)5/2
B. (6y)1/5
C. 6y1/5
D. 
y1/5
Mathematics
Evaluate the following improper integral whenever it is convergent.
?
Fill in the blank(s) with the appropriate word(s).
Mathematics
Use the Gauss-Jordan method to solve the system of equations. x + y + z = 7 x - y + 2z = 7 2x + 3z = 15
A. No solution B. (4, 2, 1) C. (1, 2, 4) D. (2, 1, 4)
Mathematics