Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.
- 
- 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Find the following using a calculator. Round to four decimal places.log 93,800
A. 6.8436 B. 6.844 C. 6.8439 D. 4.9722
Mathematics
Determine if the series converges or diverges. If the series converges, find its sum.
A. converges; 
B. diverges
C. converges; 1
D. converges; 
Mathematics
Simplify the algebraic expression by combining like terms.-2(9r + 10) + 2(7r + 2)
A. 7r + 8 B. -4r + 10 C. -38r D. -4r - 16
Mathematics
Add or subtract, as indicated.4.940 - (-0.26)
A. 1.284 B. 4.68 C. 5.3 D. 5.2
Mathematics