Add or subtract. Express the answer as a mixed number.38
- 25
A. 13
B. 12
C. 12
D. 11
Answer: B
Mathematics
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Solve the problem.If u = -5i - 3j + 4j, v = 2i - 9j + 7k and w = 2i - 4j - 10k, evaluate (u × v) ? w.
A. -448 B. 98 C. -676 D. -712
Mathematics
Evaluate the integral.
A. 2 B. 1 C. 4 D. 8
Mathematics
Solve the linear equation using the multiplication property of equality.
x = 12
A. x = 
B. x = 
C. x = 
D. x = 14
Mathematics
Referring to triangle ABC, find the area of the triangle.
?
?
Round to three significant digits.
?
S = __________ cm2
Fill in the blank(s) with the appropriate word(s).
Mathematics