Solve the exponential equation by taking the logarithm on both sides. Use a calculator to obtain a decimal approximation, correct to four decimal places, for the solution.2(x + 8) = 3
A. -0.7270
B. 8.6309
C. -6.4150
D. 1.5340
Answer: C
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Find the inverse of the given function.y = -5x + 2
A. y = - 
- 2
B. y = - 
- 
C. y = -5x - 2
D. y = - 
+ 
Evaluate the expression with the given replacement values.6x2 when x = 3
A. 324 B. 108 C. 36 D. 54
Solve the problem.If friction is ignored, the time t (in seconds) required for a block to slide down an inclined plane is given by the formula t = 
where a is the length (in feet) of the base and g ? 32 feet per second per second is the acceleration of gravity. How long does it take a block to slide down an inclined plane with base a = 13 when 
If necessary, round the answer to the nearest tenth of a second.
A. 0.3 sec B. 2.3 sec C. 1.3 sec D. 1.1 sec
Write interval notation.{ x ? 6 > x }
A. (-?, 6] B. (6, ?) C. [6, ?) D. (-?, 6)