Indicate whether the equation illustrates the commutative property of addition, commutative property of multiplication, associative property of addition, associative property of multiplication, or the distributive property.6x + (9y + 4x) = 6x + (4x + 9y)
A. Associative property of addition
B. Associative property of multiplication
C. Distributive property
D. Commutative property of addition
Answer: D
Mathematics
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Factor the polynomial completely.10x2 + 17x - 20
A. (2x - 4)(5x + 5) B. (5x + 4)(2x - 5) C. (x - 4)(10x + 5) D. (5x - 4)(2x + 5)
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Simplify the expression by using the order of operations.11 ? 
- 13 ? 
A. 107 B. 3 C. 67 D. 223
Mathematics
Find all solutions of the equation in the interval [0, 2?). Round the solution to four decimal places.sin x = 0.1237
A. 0.1240, 3.2656 B. 0.1240, 6.1592 C. 0.1240, 3.0176 D. 0.1240
Mathematics
Find the distance from P1 to P2.P1 = (2, 2, -1) and P2 = (-1, -3, 2)
A. 5
B. 3
C. 
D. 
Mathematics