Solve quadratic equation by factoring.30x2 + 22x + 4 = 0
A. 
, 
B. - 3, - 
C. - 
, - 
D. 3, 
Answer: C
Mathematics
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Evaluate the integral in terms of natural logarithms.
A. ln 
- 1
B. ln 5
C. ln 
D. 
ln 
Mathematics
True or false?When using a truth table, the statement ~q ? p is equivalent to ~q ? p.
A. True B. False
Mathematics
Find the unit tangent vector of the given curve.r(t) = (7 sin3 7t)i + (7 cos3 7t)j
A. T = (7 sin 7t)i - (7 cos 7t)j B. T = (sin 7t)i - (cos 7t)j C. T = (147 sin 7t)i -(147 cos 7t)j D. T = (7 cos 7t)i - (7 sin 7t)j
Mathematics
Divide and simplify.
÷ 
A. 
B. 
C. 
D. 
Mathematics