Find an equation of the form y = c + b logax whose graph contains the two given points.(1, 7) and (6, 5)
A. y = 5 + 2 log6x
B. y = 7 - 2 log6x
C. y = 2 - 7 log7x
D. y = 7 + 2 ln x
Answer: B
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Indicate whether the equation illustrates the additive identity property, multiplicative identity property, additive inverses, or multiplicative inverses.-3
+ 3
= 0
A. Multiplicative identity B. Multiplicative inverse C. Additive inverse D. Additive identity
Write in expanded form using powers of 10.85,508
A. 8 × 104 + 5 × 103 + 5 × 102 + 8 × 10 B. 8 × 104 + 5 × 103 + 5 × 102 + 8 × 1 C. 8 × 104 × 5 × 103 × 5 × 102 × 8 × 1 D. 8 × 105 + 5 × 104 + 5 × 103 + 8 × 10
Factor the special products, which are the sum or difference of two perfect cubes.216r3 - 125
A. (6r + 5)(36r2 + 30r + 25) B. (6r - 5)(36r2 - 30r - 25) C. (6r - 5)(36r2 - 25) D. (6r - 5)(36r2 + 30r + 25)
Find the common logarithm to four decimal places.log 30
A. 0.9771 B. 1.4771 C. 3.9012 D. 3.4012