Simplify the following expression. 7 (x – 6)
A) 7x + 42
B) 7x – 6
C) 7x + 6
D) 7x – 42
E) -7x + 42
D) 7x – 42
Mathematics
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Use scientific notation to solve the problem.The distance from the earth to the sun is 92,900,000 miles. How long would it take a rocket, traveling at 2.9 x 103 miles per hour, to reach the sun?
A. 3.2 x 104 hr B. 3.2 hr C. 3.2 x 102 hr D. 3.2 x 103 hr
Mathematics
Write the number as a Greek numeral.80,607
A. ,???
B. 
??
C. 
??
D. ,???
Mathematics
Find at least three nonzero terms [including a0, at least two cosine terms (if they are not all zero) and at least two sine terms (if they are not all zero)] of the Fourier series for the given function.f(x) = 
A. f(x) = 
- 
- 
B. f(x) = 
- 
- 2
C. f(x) = 
- 
- 2
D. f(x) = 
- 
+ 2
Mathematics
Perform the indicated operation. Simplify the answer when possible.
A. 
B. 
C. 
D. 14
Mathematics