Write an equivalent expression using radical notation and, if possible, simplify. Assume that even roots are of nonnegative quantities.x1/7
A. 
B. x-7
C. 
D. 
Answer: C
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Solve the problem.Assuming two parents, four grandparents, etc., what is the total number of ancestors a person has going back 8 generations?
A. 254 B. 128 C. 510 D. 256
Find an approximate equation of the line that has the given slope and contains the given point. Round the constant term to two decimal places.m = -1.8, (-1.5, 9.3)
A. y = 1.8x + 15.24 B. y = -1.8x - 12 C. y = 1.8x + 6.6 D. y = -1.8x + 6.6
Find the axis of symmetry of the quadratic function.f(x) = (x + 8)2 - 5
A. x = 5 B. x = 8 C. x = -8 D. x = -5
Solve the problem.If P dollars are invested at a simple interest rate r (in decimals), the amount A that will be available after t years is A = P + Prt. Determine the amount of money that was invested if $1888.70 resulted from a 1.5-year investment at 7.4%.
A. $1825.80 B. $188.70 C. $1700.00 D. $2044.59