Frage 1
Frage
Iman starts with $1 on Day 1 and then doubles her money everyday thereafter. On which day will she first have more than $10,000?
Antworten
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Day 15
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Day 14
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Day 10
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Day 6
Frage 2
Frage
Kickball games last a maximum of 50 minutes and ties are allowed. However, there is a "mercy" rule. A game will end if at least 40 minutes have passed and one team is ahead by at least 10 points. If "t" is time, in minutes and "d" is the difference of points what compound describes the "mercy" rule?
Antworten
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t ≥ 10 and d ≥ 10
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40 ≤ t < 60 and d ≥ 10
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t ≤ 40 or d ≥ 10
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40 ≥ t < 60 or d ≥ 10
Frage 3
Frage
Find the solution set of | X - 2 | <6
Antworten
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{ x | -8 < x < 4 }
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{ x | -4 < x < 8 }
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{ x | x < 4 }
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{ x | x < 8 }
Frage 4
Frage
What is the solution set to the inequality | 3x - 2 | < 7?
Frage 5
Frage
What is the complex conjagate of 7 + √-8
Antworten
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7+ 4i√2
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7- 4i √2
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7+ 2i√2
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7- 2i√2
Frage 6
Frage
What is the complex conjugate of .5 - 2i ?
Antworten
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2- 2i
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2- .5i
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.5i - 2
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.5 + 2i
Frage 7
Frage
Which equation has the same range as y = (x+3)² ?
Antworten
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y= (x + 3)²
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y= x² + 9
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y= 2 (x - 3)² + 1
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y= (x - 5)²
Frage 8
Frage
Evaluate this function for x = -3 f(x) = 4x³ -5x² + 2x -4
Frage 9
Frage
Find the 100th term of this arithmetic sequence: 5, 8, 11, 14, 17...
Frage 10
Frage
Which system of inequalities describes this graph?
Frage 11
Frage
On the first of every month, a new library receives a new shipment of 575 book titles. If the library starts the beginning of the first year with 3,000 book titles and does receive a shipment that month, how many book titles will it have at the end of 3 years?
Antworten
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42,900
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23,700
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5,363
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4,150
Frage 12
Frage
Simplify this expression: 3(x² + 2) - 5(2x² + 3x - 4) + 2(-x² - 4)
Antworten
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-5x² - 15x + 18
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5x² - 15x - 22
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-9x² - 15x + 18
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-9x² + 15x - 22
Frage 13
Frage
Which is an equivalent form of this expression?
Antworten
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3x² - 6x - 9
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3x² - 7x - 11
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3x² - 9x - 16
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3x² - 19x - 4
Frage 14
Frage
Richar has 5 shirts, 6 pairs of jeans, and 3 vests. How many different outfits, each composed of a shirt, a pair of jeans, and a vest, can he make?
Frage 15
Frage
A high school's enrollment is 27% juniors and 31% seniors. What is the probability that a student chosen at random from this high school will be a junior or a senior?
Antworten
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\[\frac{1}{25}\]
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\[\frac{2}{25}\]
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\[\frac{29}{50}\]
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\[\frac{87}{100}\]
Frage 16
Frage
Guests at a wedding reception must chose 1 food item from each of these 3 categories.
Main Dish Entreé: steak, fish, chicken
Vegetable: carrots, green beans, potatoes
Salad: garden, Caesar
How many different dinner combinations are possible?
Frage 17
Frage
Which inequality represents this statement? On the number line, x is less that 3 units away from 5.
Antworten
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x - 5 <3
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x - 3 < 5
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| x - 5 | < 3
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| x - 3 | < 5
Frage 18
Frage
If c - d = 7 and c = 3 -4i , what is d?
Antworten
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-4 - 4i
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-4 + 4i
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4 - 4i
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4 + 4i
Frage 19
Frage
Simplify (2√5)² - (3 - √-6)(3 + √-6).
Frage 20
Frage
What is the completely simplified expression of \[\frac{x³ - 4x}{x⁵ - 8x²}\]
Antworten
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\[\frac{x³ - 4x}{x⁵ - 8x²}\]
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\[\frac{1}{x(x+2)}\]
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\[\frac{x² - 4}{x(x³ - 8)}\]
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\[\frac{x + 2}{x(x² + 2x + 4)}\]
Frage 21
Frage
What is the complete factorization of 16r³ⁿ - 54q⁶ᵃ , where a, n, r, and q are integers?
Antworten
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2(8r³ⁿ - 27⁶ᵃ)
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(4r²ⁿn + 6qᵃ)(4rⁿ - 9q⁵ᵃ)
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2(4r²ⁿ + 3qᵃ)(2rⁿ - 9q⁵ᵃ)
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2(2rⁿ - 3q²ᵃ)(4r²ⁿ + 6rⁿq²ᵃ + 9q⁴ᵃ)
Frage 22
Frage
Given that f(-3) =0, f(-1) =0, completely factor f(x) = x⁴ + 5x³ + 3x² - 13x - 12.
Antworten
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(x - 3)(x - 1)(x + 2) (x - 2)
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(x + 3)(x + 1)(x + 2) (x - 2)
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(x - 3)(x - 1)²(x² + x - 4)
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(x + 3)(x + 1)(x² + x - 4)
Frage 23
Frage
One printer takes 3 hours to complete a job. Another printer can do the same job in 4 hours. When the job runs on both printers how many hours will it take to complete
Antworten
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\[\frac{7}{24}\]
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\[\frac{7}{12}\]
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\[\frac{12}{7}\]
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\[\frac{24}{7}\]
Frage 24
Frage
Ten students will participate in a spelling contest. How many outcomes for first, secons, and third place are possible?