Subtract.-5 - 21
A. -16
B. 16
C. 26
D. -26
Answer: D
Mathematics
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Add or subtract and write answer in lowest terms.38
- 25
A. 12
B. 11
C. 12
D. 13
Mathematics
Perform the calculations indicated. Express your answer in scientific notation.
A. 6 x 10-13 B. 3 x 103 C. 6 x 103 D. 3 x 10-13
Mathematics
Add and simplify. Write the answer as a mixed numeral if possible.2
+ 1
A. 3
B. 3
C. 4
D. 3
Mathematics
Write the standard form of the equation of the circle with radius r and center (h, k).r = 
; (h, k) = (4, -6)
A. (x - 6)2 + (y + 4)2 = 36 B. (x + 6)2 + (y - 4)2 = 36 C. (x + 4)2 + (y - 6)2 = 6 D. (x - 4)2 + (y + 6)2 = 6
Mathematics