Factor completely. If the polynomial cannot be factored, write "prime."4x2 - 5x + 9
A. (4x - 1)(x - 9)
B. (4x - 9)(x - 1)
C. prime
D. (2x - 9)(2x - 1)
Answer: C
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Simplify the algebraic expression.6a - 3a2 + 2a
A. 5a3 B. 8a + 2a2 C. 8a - 3a2 D. 8a - 3
Write the given number in scientific notation.39,000,000
A. 3.9 × 106 B. 3.9 × 10-7 C. 3.9 × 107 D. 3.9 × 10-6
Which of the following is NOT a curriculum focal point for grade 6?
a. Developing an understanding of and fluency with multiplication and division of fractions and decimals b. Connecting ratio and rate to multiplication and division c. Analyzing and summarizing data sets d. Writing, interpreting, and using mathematical expressions and equations
Find the missing quantities. If there is no operating loss or absolute loss, write "none."
A. Operating exp = $6 Operating loss = $7.97 Absolute loss = $1.97 B. Operating exp = $49.62 Operating loss = $41.65 Absolute loss = $7.97 C. Operating exp = $6 Operating loss = $1.97 Absolute loss = $7.97 D. Operating exp = $7.97 Operating loss = $6 Absolute loss = $1.97