Find A-1 without a calculator.A = 
A. A-1 = 
B. A-1 = 
C. A-1 = 
Answer: A
Mathematics
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Does the pair of triangles appear to be similar? Write similar or not similar.
A. Similar B. Not similar
Mathematics
Find the magnitude of u × v and the unit vector parallel to u × v in the direction of u × v.u = 8i + 6j , v = i - j
A. 14; -14k B. 2; -2k C. 14; -k D. 2; 2k
Mathematics
Adjust the problem so that the coefficient is in the proper form.26 × 102
A. 2.6 × 101 B. 2.6 × 103 C. 2.6 × 102 D. 0.26 × 102
Mathematics
Factor completely.64a6 + b3a3
A. a3(4a - b)(16a2 + 4ab + b2) B. a3(4a + b)(16a2 - 4ab + b2) C. (4a2 + ba)(16a4 - 4ba3 + b2a2) D. a3(4 + ab)(16 - 4ab + b2a2)
Mathematics