Express as a difference of logarithms.logb 
A. log b - log w
B. logb 3 - logb w
C. logb 3 ÷ logb w
D. logb w - logb 3
Answer: B
Mathematics
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Perform the indicated operations on a calculator. Express the result with the proper accuracy and precision. Assume that all numbers are approximate.
A. 2.098 B. 0.2618 C. 0.262 D. 2.10
Mathematics
Factor the difference of squares.2x2 - 72y2
A. 2(x - 6y)2 B. (2x + 6y)(2x - 6y) C. 2(x + 6y)(x - 6y) D. 2(1 + 6xy)(1 - 6xy)
Mathematics
Find the vertex, the focus, and the directrix of the parabola.y = -3x2 + 12x - 8 = 0
A. V: 
; F: 
; D: x = 
B. V: 
; F: (2, -8); D: x = -16
C. V: (2, 4); F: 
; D: y = 
D. V: 
; F: (2, 1); D: x = 7
Mathematics
Fill in the missing numbers in the next step of the Gauss-Jordan elimination method.
? 
A. 
B. 
C. 
D. 
Mathematics