Questions in Grade College

Questions in Grade College

[Jawaban] Assessment 6. Work individually. The coordinates of line [tex]AB[/tex] are [tex]A(5,4)[/tex] and [tex]B(-2, t)[/tex]. The line is perpendicular to a line whose gradient is [tex]-\frac{1}{2}[/tex]. Determine the value of [tex]t[/tex]. The coordinates of line AB are [tex]A (3,6)[/tex] and [tex]B (1,1)[/tex]. Determine the gradient of a line perpendicular to line [tex]AB[/tex]. Without drawing, determine whether each of the following pairs of lines are perpendicular or not. (a) [tex]\begin{array}{l} y=-3 x+4 \ y=\frac{1}{3} x+12 \end{array}[/tex] (b) [tex]y=\frac{3}{5} x+3[/tex] [tex]y=5 x-12[/tex] (c) [tex]y=\frac{1}{7} x-9[/tex] [tex]y=-\frac{1}{7} x+11[/tex] Chebet drew line NM with coordinates N(3,5) and M(1,-1). Magera drew line [tex]CD[/tex] with coordinates [tex]C(3,6)[/tex] and [tex]D(4,3)[/tex]. Determine whether line [tex]NM[/tex] is perpendicular to line [tex]CD[/tex] or not.

[Jawaban] Eastern Europeans being forced to flee to other nations in Europe and the United States prior to and during World War II is an example of: A. cultural genocide B. expulsion C. segregation D. amalgamation

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

[Jawaban] During the Great Migration, large numbers of Black Americans moved away from: A. northern and western states. B. southern states. C. the nation's largest cities. D. the United States.

[Jawaban] $6 \frac{2}{4} \div 3 \frac{1}{5} =$

[Jawaban] Factor the trinomial. [tex]r^2-13 r+36[/tex]

[Jawaban] Large organs contained in the ventral cavity are called what?

[Jawaban] The mean price of a pound of ground beef in 75 cities in the Midwest is $2.11 and the standard deviation is $0.56. A histogram of the data shows that the distribution is symmetric. A grocer is selling a pound of ground beef for $3.25. What is this price in standard units? Assuming the Empirical Rule applies, would this price be unusual or not? Round to the nearest hundredth. A. $z=-2.04$; This price would not be unusual. B. $z=2.04$; This is unusually expensive ground beef. C. $z=2.04$; This price would not be unusual. D. $z=-2.04$; This is unusually inexpensive ground beef.

[Jawaban] Which of these is NOT on the dangerous goods list? A. Perishable food products B. Lithium batteries C. Paints and solvents D. Flammable solids

[Jawaban] Which types of punctuation can be used to set off a nonrestrictive element in a sentence? Select 3 options. A. commas B. dashes C. hyphens D. parentheses E. quotation marks