Express as a single logarithm and, if possible, simplify.ln (x2 - 49) - ln (x + 7)
A. ln (x - 7)
B. ln (x + 7)
C. ln (x2 - 7)
D. ln (x - 49)
Answer: A
Mathematics
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Write expanded notation.90,700
A. 9 ten thousands + 0 thousands + 7 hundreds + 0 tens + 0 ones B. 9 ten thousands + 7 thousands + 0 hundreds + 0 tens + 0 ones C. 9 thousands + 7 hundreds + 0 tens + 0 ones D. 970 ten thousands + 0 tens + 0 ones
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.41,075
A.
| Ten | 41,070 |
| Hundred | 41,000 |
| Thousand | 42,000 |
B.
| Ten | 41,080 |
| Hundred | 41,070 |
| Thousand | 42,000 |
C.
| Ten | 41,070 |
| Hundred | 41,100 |
| Thousand | 41,090 |
D.
| Ten | 41,080 |
| Hundred | 41,100 |
| Thousand | 41,000 |
Mathematics
Identify the polynomial as a monomial, binomial, trinomial, or none of these.9s7 + 5s - 7
A. Monomial B. Binomial C. Trinomial D. None of these
Mathematics
Perform the indicated operation.
Fill in the blank(s) with the appropriate word(s).
Mathematics