Use rational exponents to simplify. Do not use fraction exponents in your final answer.
A. 
B. 
C. x3
D. x5
Answer: C
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Solve the problem.Find a polynomial that represents the area of the shaded region.
A. 12a2 + 3a B. 10a2 + 3a C. 12a2 + 6a D. 10a2 - 1
What fraction of the large triangle is shaded?
Solve the problem.A local phone company charges a connection fee of $1.51 plus $0.41 per minute for each phone call. If we let x represent the number of minutes spent on the phone, the equation that gives the cost (y) of each phone call can be represented by 
Find the y-intercept of this equation, and explain what it signifies.
A. (0, 0.41); The charge per minute for each phone call. B. (0, 0.41); The connection fee for each phone call. C. (0, 1.51); The charge per minute for each phone call. D. (0, 1.51); The connection fee for each phone call.
Solve using the substitution method.x = 5 + -2yx + 2y = 6
A. (- 1, - 7) B. No solution C. (- 1, 7) D. Infinitely many solutions