Solve the inequality and write the solution set in interval notation.4x > 0
A. (-?, 0)
B. ?
C. (0, ?)
D. (-?, ?)
Answer: C
Mathematics
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Solve for x using an equivalent exponential expression.A swimming pool is in the shape of a cylinder 3 feet deep and 4 feet in radius. Find the exact volume of the pool.
A. 12? cu ft B. 48 cu ft C. 16? cu ft D. 48? cu ft
Mathematics
Find the vertex of the given parabola.f(x) = 4x2 - 24x + 40
A. (3, 4) B. (-4, -3) C. (-3, -4) D. (4, 3)
Mathematics
Simplify the exponential expression.
-4
A. 
B. 
C. 
D. 
Mathematics
What two numbers on a number line are a distance of 8 away from –1?
A. –8 , 8 B. 8 , –10 C. 6 , –8 D. 7 , –9 E. –7 , 9
Mathematics