Find the real solutions of the equation. Use a calculator to express the solutions rounded to two decimal places.x2/5 - 3x1/5 - 4 = 0
A. {-1, 1.32}
B. {-1}
C. {-1, 4}
D. {-1, 1024}
Answer: D
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At one high school, the mean time for running the 100-yard dash is 
with a standard deviation of 0.9 seconds. The times are very closely approximated by a normal curve. Find the percent of times that are:Between 15.2 and 16.1 seconds
A. 50% B. 34% C. 68% D. 13.5%
Solve the problem.During his August vacation, Zev charged the following expenses to his credit card: meals 
gasoline 
and hotel 
On September 1, he makes a payment of $236 and makes no other purchases with this credit card. The bank that issues the card charges 
interest per month. What is the balance due on October 1?
A. $425.63 B. $609.41 C. $370.11 D. $388.62
Write the expression without using absolute value symbols.
?
?
A. - ( x + 4) B. x - 4 C. x + 4 D. - ( x - 4) E. none of these
Graph the function, showing all asymptotes (those that do not correspond to an axis) as dashed lines. List the x- and y-intercepts.f(x) = 
A. No x-intercepts, y-intercept: 
;
B. x-intercept: 
, no y-intercepts ;
C. No x-intercepts, y-intercept: 
;
D. No x-intercepts, y-intercept: 
;