Use the division method to find the GCF. If the GCF is 1, write relatively prime.54 and 90
A. 6
B. 9
C. 2
D. 18
Answer: D
Mathematics
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Solve the equations by factoring.x2 - x = 20
A. -4, -5 B. -4, 5 C. 4, 5 D. 1, 20
Mathematics
Solve the problem.Find the perimeter and the area of a square with side 1.9 yd.
A. P = 3.8 yd, A = 7.22 yd2 B. P = 17.6 yd, A = 7.22 yd2 C. P = 7.6 yd, A = 3.61 yd2 D. P = 7.22 yd, A = 3.61 yd2
Mathematics
Solve the problem.Suppose there are 6 roads connecting town A to town B and 4 roads connecting town B to town C. In how many ways can a person travel from A to C via B?
A. 24 B. 36 C. 16 D. 10
Mathematics
Given matrix A, find the indicated cofactor.Find A34.A = 
A. 0 B. 36 C. 18 D. -18
Mathematics