Determine whether the ordered pair is a solution of the inequality.(1, 4); 7x + 2y ? 15
A. No
B. Yes
Answer: B
Mathematics
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For the curve r(t), write the acceleration in the form aTT + aNN.r(t) = (t + 5)i + (ln(cos t) - 3)j + 2k
A. a = (sec t tan t)T + (sec t)N B. a = (sec t tan t)T - (sec t)N C. a = (-sec t tan t)T + (sec t)N D. a = (-sec t tan t)T - (sec t)N
Mathematics
Determine whether the graph is a tree.
A. Yes B. No
Mathematics
A certain resistor has a resistance of
Simplify the right hand side of this equation.
Mathematics
Find the determinant.det 
A. -8 B. 18 C. -66 D. -18
Mathematics