Polynomials, exponents and logs crossword · Grade 9

The crossword clues

Directions: Read each clue and pick the answer from the word bank. Write one letter in each box.

• Word bank
• ASYMPTOTE · BINOMIAL · DISCRIMINANT · EXPONENTIAL · FACTOR · IMAGINARY
• INVERSE · LOGARITHM · POLYNOMIAL · RADICAL · ROOT · TRINOMIAL
• Across
• 3 Describes the number i, whose square is -1 (9)
• 5 The exponent you raise a base to in order to get a number (9)
• 8 Describes growth or decay by a constant factor in each time step (11)
• 10 An expression of terms with variables raised to whole-number powers (10)
• 11 A line that a graph approaches more and more closely (9)
• 12 An expression with a root symbol, like the square root of x (7)
• Down
• 1 The b² - 4ac part of the quadratic formula (12)
• 2 A polynomial with three terms, like x² + 5x +
• 4 A value of x that makes a polynomial equal zero (4)
• 6 A polynomial with exactly two terms, like x +
• 7 A function that undoes another function (7)
• 9 Rewrite an expression as a product, like x² - 9 as (x - 3)(x + 3) (6)