Deck 16: Mathematics Review

Question 1

The expression 5 + (4 + 7) = (5 + 4) + 7 is an example of which law?

A) Commutative
B) Distributive
C) Associative

Answer 1

C

Question 2

The expression 5 + 32 = 32 + 5 is an example of which law?

A) Commutative
B) Distributive
C) Associative

Answer 2

A

Question 3

How does resolve into partial fractions?

A)
B)
C)
D)

Answer 3

C

Question 4

A population of bacteria has a growth curve given by , where t is expressed in years. At what value of t does the original number of bacteria double?

A) 0.347 years
B) 0.693 years
C) 1.347 years
D) 1.693 years

Question 5

If ln x = 4.07, what is x?

A) 0.610
B) 1.40
C) 58.6
D) 11,750

Question 6

If log x equals a negative number, which of the following is true?

A) x is less than 0
B) x equals 0
C) x is greater than 0 but less than 1
D) x is greater than 1

Question 7

The equation of a line that intercepts the x-axis at x = 2 and the y-axis at -5 is which of the following:

A) 2x + 5y = 10
B) 5x + 2y = 10
C) 2x - 5y = 10
D) 5x - 2y = 10

Question 8

The equation represents what type of conic section?

A) Circle
B) Ellipse
C) Parabola
D) Hyperbola

Question 9

The slope of the curve at x = 2 is what?

A) -24
B) -12
C) 0
D) 12

Question 10

At what value of x does a maximum of y = x³ - 12x +1 occur?

A) 0
B) 1
C) 2
D) 3