Simplify the algebraic expression by collecting and combining like terms.-4(2x - 9) - 4x + 6
A. -12x - 30
B. 4x + 42
C. 12x + 42
D. -12x + 42
Answer: D
Mathematics
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Round the number to the nearest thousandth, nearest hundredth, and nearest tenth. Remember to round from the original number.7.672
A. 7.673, 7.67, 7.6 B. 7.672, 7.70, 8 C. 7.672, 7.67, 7.7 D. 7.67, 7.6, 7
Mathematics
Find the probability.A fair die is rolled. What is the probability of rolling a 3 or a 6?
A. 2
B. 
C. 
D. 
Mathematics
Find all the second partial derivatives.z = 
A. 
= - 
; 
= 
; 
= 
= 
B. 
= - 
; 
= 
; 
= 
= 
C. 
= 
; 
= - 
; 
= 
= 
D. 
= - 
; 
= 
; 
= 
= 
Mathematics
Solve the problem.Write the fifth term of 
12.
A. 495x8y4 B. 990x8y4 C. 110x8y4 D. 47520x8y4
Mathematics