Exploring Algebra 1 Concepts from Week 29

What is the factorization of x^4 - 64?

• (x^2 - 8)^2

• (x^2 + 8)^2

• x^2 - 64

• 4x^2 + 8 and 4x^2 - 8

Which type of function does the graph of P(H) represent?

• Cubic

• Linear

• Quadratic

• Exponential

What is the solution to a system of parallel lines?

• Infinite solutions

• No solution

• Two solutions

• One solution

Is a mapping diagram with one x-value mapping to two different y-values a function?

• Yes

• No

• Only if it's quadratic

• Only if it's linear

What are the roots of a polynomial function that crosses the x-axis at -3, 0, and 4?

• None of the above

• x - 3, x, x + 4

• x + 3, x, x - 4

• x = -3, x = 0, x = 4

How many hours can Jordan work at most per week?

• 60 hours

• 40 hours

• 30 hours

• 50 hours

What is the correct representation of a 1.3% annual interest rate in decimal form?

• 0.013

• 0.13

• 1.3

• 13

What is the simplified form of the quadratic formula result for x^2 - 8x - 10 = 0?

• 4 ± √26

• -4 ± √26

• 4 ± 2√26

• -4 ± 2√26

What is the vertex of a quadratic function graphed as y = -x^2 - 6x?

• (3, 9)

• (-3, -9)

• (3, -9)

• (-3, 9)

Which type of number is 7 minus the square root of 2?

• Natural

• Integer

• Irrational

• Rational