Questions in Grade College

Questions in Grade College

[Jawaban] Determine whether the following relation represents a function. Give the domain and range for the relation. [tex] \lbrace(-1,4),(-8,9),(2,2),(9,9)\rbrace [/tex] Does the given relation represent a function? Yes No

[Jawaban] Please solve my absolute value inequality in interval notation: $|x+6| \geq 9$

[Jawaban] [tex]\frac{3}{17}+6[/tex]

[Jawaban] Simplify. Assume all variables are positive. [tex]x^{-\frac{5}{2}} \div x^{-\frac{8}{7}}[/tex] Write your answer in the form [tex]A[/tex] or [tex]\frac{A}{B}[/tex], where [tex]A[/tex] and [tex]B[/tex] are constants or variable expressions that have no variables in common. All exponents in your answer should be positive.

[Jawaban] US war bonds helped the war effort by A. raising money for people on the home front. B. loaning money to the government. C. paying taxes to the government. D. helping banks stay in business.

[Jawaban] How many US troops were in Vietnam by 1969? A. 50,000 B. 100,000 C. 500,000 D. 1,000,000

[Jawaban] 1. In your backpack there are three math books, two science books, and five notebooks. If you reach into your backpack and select a math book and then reach in and select a notebook, are these independent events? Explain. A. No. You did not replace the first book, so that changed the probability that you would draw a notebook second. B. Yes. You can use the formula [tex]P(A[/tex] or [tex]B)=P(A)+P(B)-P(A[/tex] and [tex]B)[/tex] to calculate the probability of this outcome. C. No. These are dependent events and you can calculate the probability of this outcome using the formula [tex]P(A[/tex] or [tex]B)=P(A) \cdot P(B)[/tex]. D. Yes. The probability of drawing a notebook was the same regardless of replacing the math book.

[Jawaban] Add. $-8+(+7)=$ A. $-1$ B. $15$ C. $-15$ D. $1$

[Jawaban] Rectangle $A^{\prime} B^{\prime} C^{\prime} D^{\prime}$ is the image of rectangle $A B C D$ after it has been translated according to the rule $T_{-4,3}(x, y)$. Which points are vertices of the pre-image, rectangle ABCD? Select four options. $(-1,-2)$ $(7,1)$ $(-1,7)$ $(-1,1)$ $(7,-2)$

[Jawaban] An electric device delivers a current of [tex]$15.0 A$[/tex] for 30 seconds. How many electrons flow through it?