Use a graphing calculator to graph the parabola.1.1(y - 0.6)2 = 0.4(x + 2.8)
A. y = 0.6 ± 
B. y = -0.6 ± 
C. y = 0.6 ± 
D. y = -0.6 ± 
Answer: C
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Find v ? u.v = -7i + 4j and u = 5i + 3j
A. -47 B. -23 C. -2i + 7j D. -35i + 12j
Solve for the specified variable. Assume that all other variables are nonzero.(b + 11)y2 + 5y + 8z = 0; for y
A. y = 
B. y = 
C. y = 
D. y = 
Find the points of inflection.f(x) = -x3 + 9x + 3
A. (-3, 9) B. (0, 3) C. (3, -3) D. (0, 9)
Suppose a standardized exam for admission to a special program has been passed by 54% of the students taking it over the last five years. Suppose that 1368 of 2400 students taking the test this year pass. What is the probability that at least 1368 would pass if the pass rate is 54%? Round your answer to four decimal places. ?
A. 0.0017 B. 0.9983 C. 0.1072 D. 0.2956 E. 0.4000