Simplify, if possible, by combining like terms.8a - 4a - 9a
A. 4a2 - 9a
B. -5a3
C. -5a
D. 4a - 9
Answer: C
Mathematics
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Write the expression in the standard form a + bi.(-7 + i)(-7 - i)
A. -48 B. -7 C. 50 D. 49
Mathematics
Indicate whether the ordered pair is or is not a solution to the given system.2x + y = -23x + 2y = -6(2, -6)
A. Not a solution B. Solution
Mathematics
Provide an appropriate response.The payoff table for three possible courses of action A1, A2, and A3 is given below.pi?A1xi?A2xi?A3xi?.3$70$40$50.2$100$120$110.1$160$140$90.4$80$140$160Which course of action will produce the largest expected value? What is it?
What will be an ideal response?
Mathematics
Find the indicated term of the arithmetic sequence.6, 5.2, 4.4, . . . ; a9
A. -1.2 B. -0.39 C. 0.4 D. -0.4
Mathematics