Write an equivalent expression using the distributive law.-9(x + 7)
A. -9x - 63
B. 9x - 63
C. -9x + 7
D. x - 63
Answer: A
Mathematics
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Solve the radical equation. Check all proposed solutions.
= y + 3
A. y = -7 B. y = 8 C. y = -8 D. y = 7
Mathematics
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Write the expression in the standard form a + bi.
A. 4 - 1i
B. 
- 
i
C. 
+ 
i
D. 
- 
i
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