Algebra 2 Regents August 2022: Key Concepts and Solutions

What is the main reason the survey conducted by the coffee chain at the Staten Island Ferry Terminal is biased?

• It focused on the taste of the coffee.

• It only surveyed people who drink coffee.

• It was conducted at a specific location with time constraints.

• It included people from all over New York State.

Tags

CCSS.HSN.CN.C.8

When solving the expression (x - 2i)^2, what is the correct final term?

• x^2 + 4

• x^2 - 4

• x^2 - 4i^2

• x^2 + 4i^2

What is the amplitude of the tide modeled by the trigonometric function given in the video?

• 3

• 4.8

• 6

• 5.1

Tags

CCSS.HSA.APR.B.3

Which equation has the roots 3 + i and 3 - i?

• x^2 - 6x + 10 = 0

• x^2 + 6x - 10 = 0

• x^2 - 6x - 10 = 0

• x^2 + 6x + 10 = 0

What is the correct form of the equation for a parabola with vertex (2, 1) and focus (2, -3)?

• y = -2(x + 2)^2 - 1

• y = 2(x + 2)^2 - 1

• y = -2(x - 2)^2 + 1

• y = 2(x - 2)^2 + 1

Tags

CCSS.HSF-IF.C.7E

What happens to the horizontal asymptote of the function 3^(x-1) + 2?

• It moves to y = -1

• It stays at y = 0

• It moves to y = 1

• It moves to y = 2

Tags

CCSS.HSA.APR.D.6

When factoring the expression (x^2 + 3x) / (x^2 + 5x + 6), what is the simplified form?

• x / (x + 4)

• x / (x + 3)

• x / (x + 2)

• x / (x + 1)

Tags

CCSS.HSF.BF.A.2

Which of the following is a characteristic of a recursive sequence?

• It always increases by a constant amount

• It always decreases by a constant amount

• It does not include any previous terms in its formula

• It includes the term a_(n-1) in its formula

Tags

CCSS.HSA.SSE.B.4

What is the sum of the first five terms of a geometric series with the first term 59,000 and a common ratio of 1.1?

• 360,290

• 370,000

• 380,000

• 390,000

Tags

CCSS.HSF-BF.B.4C

What is the slope of the inverse function of y = -2/5x + 4?

• 5/2

• -5/2

• -2/5

• 2/5

Tags

CCSS.HSF-BF.B.4C