Find 
by using the Chain Rule. Express your final answer in terms of t.w = 
, x = 2t + 1, y = et, z = 7t - 1
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve by the method of elimination by addition or subtraction. x - 6y = -12 3x - 5y = -10
A. x = 1, y = 1 B. x = -2, y = 0 C. x = 0, y = 2 D. Inconsistent
Mathematics
Solve using determinants
Mathematics
Simplify the expression. Assume that all variables represent positive real numbers.105/8 ? 10-1/8
A. 
B. 100
C. 101/2
D. 109/8
Mathematics
Solve the problem.Ms. Losch has to ship 
sofas by truck. If each truck can hold 
sofas, how many trucks are needed to ship the sofas?
A. 28 trucks B. 2 trucks C. 27 trucks D. 26 trucks
Mathematics