Simplify the given expression using the definition for negative exponents. Assume that all variables represent nonzero numbers.
A. -3h9
B. -16h10
C. -16h9
D. 3h10
Answer: A
Mathematics
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Evaluate the integral. 
A. 
et ln
- 
et ln
+ C
B. 
ln
- 
ln
+ C
C. 
ln
+ 
ln
+ C
D. 
ln
- 
ln
+ C
Mathematics
Solve the system of equations using the inverse of the coefficient matrix.-5x + 3y = 83x - 6y = -30
A. x = 6, y = 2 B. x = -2, y = -6 C. x = 2, y = 6 D. x = -6, y = -2
Mathematics
Provide an appropriate response.What is the amplitude of the function y = 5 cos 
?
A. 45° B. 2 C. -45° D. 5
Mathematics
Collect like terms.3.2a + 7.9b - 2.1a - 3.8b
A. 1.1a + 4.1b B. 1.1a + 11.7b C. 5.3a + 11.7b D. -1.1a + 4.1b
Mathematics