Simplify using the quotient-to-power rule.
4
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use the properties of equality to solve the equation.
x = - 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A cross-section of an irrigation canal is a parabola. If the surface of the water is 38 feet wide and the canal is 19 feet deep at the center, how deep is it 1 feet from the edge?
A. 17.1 ft B. 1 ft C. 18 ft D. 1.9 ft
Mathematics
Which of the equalities is incorrect?
Mathematics
Decompose v into two vectors v1 and v2, where v1 is parallel to w and v2 is orthogonal to w.v = -2i - 3j, w = -2i + j
A. v1 = 
(-2i + j), v2 = - 
i - 
j
B. v1 = 
(-2i + j), v2 = 
i - 
j
C. v1 = 
(-2i + j), v2 = - 
i - 2j
D. v1 = 
(-2i + j), v2 = - 
i - 
j
Mathematics