For the given polar equation, write an equivalent rectangular equation.r = 5
A. x + y = 25
B. x2 + y2 = 25
C. x + y = 5
D. x2 - y2 = 25
Answer: B
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Find:
ÚÄÄÄÄ û-625 a. -1 b. j c. j25 d. 25 e. j625
Solve the problem.How much will it cost to carpet a rectangular room measuring 
by 
if carpeting costs $24.45 per square meter?
A. $1858.20 B. $8215.20 C. $929.10 D. $16,430.40
Determine whether the function’s vertex is a maximum point or a minimum point and find the coordinates of this point. Round your answer to two decimal places, if necessary.
y = x²+8x+7
Solve.Tamiko, who doesn't smoke, pays an annual premium of $517 for her life insurance policy. Her twin sister Yoko, who is a smoker, pays an annual premium of $1003 for the same policy. What is the percent increase for Yoko? Round to the nearest percentage point.
A. 48.5% B. 94.0% C. 9.4% D. 91.2%