Find the vertex of the parabola.f(x) = x2 - 4x + 11
A. (2, 7)
B. (0, 7)
C. (0, 11)
D. (2, 11)
Answer: A
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Factor completely.48a2 + 0a - 3
A. (4a + 1)(12a - 3) B. 3(4a - 1)(4a + 1) C. (12a + 3)(4a - 1) D. 3(4a + 1)(4a - 1)
Use Pascal's triangle to answer the question.Guess a formula for the sum of the entries in the nth row of Pascal's triangle.
A. 2n + 1 B. 2n-1 C. 2n - 1 D. 2n
Find the complement and the supplement of the given angle. If the angle has no complement or supplement state so.-80°
A. No complement No supplement B. Complement is 170° No supplement C. No complement Supplement is 260° D. Complement is 10° Supplement is 100°
Solve. If necessary, round percents to the nearest tenth, dollar amounts to the nearest cent, and all other numbers to the nearest whole.Richard has $50.44 deducted from his monthly salary of $1940 for a vacation savings plan. What percent of Richard's salary is withheld for the vacation savings plan? What percent of Richard's salary is not withheld for vacation savings plan?
A. 2.6%; 97.4% B. 3.6%; 964% C. 97.4%; 2.6% D. 964%; 3.6%