Find the divergence of the field F.F = 32xz7i + 7yj - 4z8k
A. 64z7
B. 32z7 + 7
C. 64z7 + 7
D. 7
Answer: D
Mathematics
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Provide an appropriate response.If an over-the-counter drug contains 97.6% active ingredients, how much active ingredients is there for a 400 mg dosage?
A. 4.10 mg B. 390.4 mg C. 40.98 mg D. 39.04 mg
Mathematics
Evaluate.-70
A. -7 B. 1 C. 0 D. -1
Mathematics
Write the expression in the standard form a + bi.(7 + 8i) - (-8 + i)
A. 15 + 7i B. 15 - 7i C. -15 - 7i D. -1 + 9i
Mathematics
Use the point-slope form to write an equation of the line passing through the given point and having the given slope. Write your final answer in standard form. If the slope is undefined, state the equation in the form 
(6, 7); m = 4;
A. 4x - y = -7 B. 4x - y = 17 C. 4x - y = 22 D. 4x - y = -31
Mathematics