Find the domain of the rational function.f(x) = 
A. {x|x ? -2, x ? 2}
B. {x|x ? 0, x ? 4}
C. {x|x ? -2, x ? 2, x ? -6}
D. all real numbers
Answer: A
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Simplify the expression.(-243)1/5
A. -27 B. 81 C. 3 D. -3
Provide an appropriate response.Mark's teacher asked him to solve the following problem: "One leg of a right triangle is 7 m longer than the other. The length of the hypotenuse is 13 m. Find the lengths of the legs." Mark translated the problem into the following equation: 
. Why is this equation not correct and what would the correct equation be?
What will be an ideal response?
Solve.10,500 college students were asked to name their favorite sport. Of this group, 
said basketball, 
said soccer, 
said baseball, 
said they had no favorite sport, and the remainder said volleyball. How many named each sport? 
A. Basketball: 3,500 Soccer: 2,100 Baseball: 1,800 Volleyball: 2,575 None: 525 B. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,635 None: 515 C. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,625 None: 525 D. Basketball: 3,500 Soccer: 2,050 Baseball: 1,750 Volleyball: 2,675 None: 525
Factor, if possible.15 + 8z - 16z2
A. (4z + 3)(4 z - 5) B. (4z - 3)(4 z - 5) C. -(4z + 3)(4 z - 5) D. -(4z - 3)(4 z - 5)