Solve the equation by expressing each side as a power of the same base and then equating exponents.3x = 27
A. {9}
B. {4}
C. {3}
D. {2}
Answer: C
Mathematics
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Write a chain rule formula for the following derivative.
for w = f(x, y, z); x = g(r, s, t), y = h(r, s, t), z = k(r, s, t)
A. 
= 
+ 
+ 
B. 
= 
+ 
+ 
C. 
= 
+ 
+ 
D. 
= 
+ 
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Multiply or divide the fractions. Reduce to simplest form.
? 
A. 
B. 
C. 
D. 
Mathematics
Approximate the sum to the indicated accuracy.
 Figure 3.png)
Mathematics
Solve the inequality.x2 - 7x ? 0
A. [0, 7] B. (-?, -7] or [0, ?) C. (-?, 0] or [7, ?) D. [-7, 0]
Mathematics