Use the square root property to solve the quadratic equation.2x2 - 7x - 9 = 0
A. 
, -1
B. 
, -1
C. 
, 1
D. 
, 0
Answer: B
Mathematics
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Use the LCD to simplify and solve.
= 
+ 
A. 
B. 
C. 
D. {0}
Mathematics
Let x be a number. Translate the English phrase or sentence into a mathematical expression. A number divided by -75
A. x - 75 B. x ÷ (-75) C. -75 ÷ x D. -75x
Mathematics
Change the exponential expression to an equivalent expression involving a logarithm.2.3x + 5 = 15
A. log2.3 15 = x + 5 B. log2.3 x = 10 C. log15 (x + 5) = 2.3 D. log(x + 5) 15 = 2.3
Mathematics
Round the following to the nearest ten, nearest hundred, and nearest thousand.7268
A.
| Ten | 7260 |
| Hundred | 7200 |
| Thousand | 8000 |
B.
| Ten | 7260 |
| Hundred | 7300 |
| Thousand | 7000 |
C.
| Ten | 7270 |
| Hundred | 7200 |
| Thousand | 7000 |
D.
| Ten | 7270 |
| Hundred | 7300 |
| Thousand | 7000 |
Mathematics