Solve the system.
A. x = 8, y = 8, z = 0
B. x = 0, y = -8, z = -8
C. x = -8, y = 0, z = 0
D. x = 0, y = 8, z = 0
Answer: D
Mathematics
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Evaluate the integral.
A. -4i - 
j + 40k
B. -4i - 
j - 40k
C. -4i + 
j + 40k
D. +4i + 
j + 40k
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Write the expression as the logarithm of a single quantity.ln (x + 10) - 2 ln x
A. ln 
B. ln [x2(x + 10)]
C. ln [(x + 10) - x2]
D. ln 
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Solve the problem.Find b so that the line 
is tangent to the circle 
in the first quadrant.
A. 
B. 10
C. 
D. 5
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Solve the problem.The number of bacteria growing in an incubation culture increases with time according to 
where t is time in days. Find the number of bacteria when 
and 
.
A. 8400; 5,250,000 B. 8400; 168,000 C. 8400; 26,250,000 D. 42,000; 5,250,000
Mathematics