Factor the polynomial by grouping.2x2 + 9x + 18x + 81
A. (2x + 9)(9x + 2)
B. (2x + 9)(2x + 9)
C. (x + 9)(2x + 9)
D. prime
Answer: C
Mathematics
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3T = ? mL
A. 30mL B. 45mL C. 20mL D. 15mL
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Find the integer pair that has the given product and sum.Product: -24Sum: -2
A. 6, -4 B. 6, 4 C. -6, -4 D. -6, 4
Mathematics
List the elements in the sample space of the experiment.A 6-sided die is rolled. The sides contain the numbers 1, 2, 3, 4, 5, 6. List the sample space of rolling one die.
A. None of these B. {6} C. {36} D. {1, 2, 3, 4, 5, 6}
Mathematics
Simplify.(-2x4)(4x2) + (2x2)(-2x4)
A. -4x16 B. -4x6 C. -12x6 D. -12x16
Mathematics