Evaluate using the order of operations.-3.5 + 4.1 - 4.7 - (-2.3) + 2.0
A. 5
B. -7.2
C. -4.4
D. 0.2
Answer: D
Mathematics
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Compute the gradient of the function at the given point.
A. ?f = 
i + 
j - 
k
B. ?f = - 
i + 
j - 
k
C. ?f = - 
i + 
j - 
k
D. ?f = 
i + 
j - 
k
Mathematics
Perform the indicated operation. Write the answer in scientific notation.(2.7 × 10-5)(1.6 × 10-7)
A. 4.32 × 1012 B. 4.3 × 1012 C. 4.32 × 10-12 D. 4.32 × 10-2
Mathematics
Solve the equation.-7x - 15 = -4x - 6
A. -3 B. -5 C. 5 D. 3
Mathematics
Write the complex number in rectangular form.4
A. 2 + 2
i
B. 2
- 2i
C. -2
- 2i
D. 2 - 2
i
Mathematics