Solve the problem.R is a 5 by x rectangle. R' is an 8 by 13 - x rectangle. There are two values of x that make these rectangles similar. What is the ratio of the larger of these values to the smaller of these values?
A. 2
B. 1.6
C. 1.618
D. 0.618
E. none of these
Answer: B
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a = 15.1 cm, b = 16.8 cmRound the missing side length to one decimal place.
A. A = 41°57'; B = 48°3'; c = 24.0 cm B. A = 41°57'; B = 48°3'; c = 22.6 cm C. A = 64°0'; B = 25°60'; c = 22.6 cm D. A = 64°0'; B = 25°60'; c = 21.0 cm
Solve the problem.If f varies jointly as q2 and h, and f = 96 when q = 4 and h = 3, find q when f = 40 and h = 5.
A. 2 B. 4 C. 3 D. 5
Solve the system.
A. (-4, 5, 0) B. (1, 5, -4) C. (-4, 0, 5) D. (0, 5, -4)
Use the Rational Zeros Theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x) = 3x4 - 5x3 + 14x2 - 20x + 8
A. -4, -1, 1, 
; f(x) = (x - 1)(3x - 2)(x + 1)(x + 4)
B. -4, -1, 1, - 
; f(x) = (x - 1)(3x + 2)(x + 1)(x + 4)
C. 1, 
; f(x) = (x - 1)(3x - 2)(x2 + 4)
D. 4, 
; f(x) = (x - 4)(3x - 2)(x2 + 1)