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FST Ch 6 Review Flashcards | StudBud
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FST Ch 6 Review
FST Ch 6 Review
10 terms
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FST, UCSMP, Chicago Math Series, Functions, Statistics, Trigonometry, Logarithms
Flashcards
10 cards
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Practice quiz
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Questions
10
Answers
1
How many real square roots does a positive number have?
3
2
1
0
2
How many real 4th roots does a negative number have?
3
2
1
0
3
Log3(1/9) "Log base three of one-ninth"
1/2
-2
2
-1/2
4
Rewrite log(y) = 4.2 + .02x as an exponential equation in the form y=ab^x
y = (23642.31)(1.053)^x
y = (39215.56)(1.578)^x
y = (15848.93)(1.047)^x
y = (15923.42)(1.235)^x
5
Simplify as much as possible: log(250) + log(4)
log(254)
log(1000)
3
100
6
How many real cube roots does a negative number have?
0
1
3
2
7
Solve 5^x = 83 for x
2.4786
2.5678
2.7456
2.6487
8
Rewrite without logarithms: log(a) = 2log(b) - 3log(c)
a = b^2 - c^3
a = b^3 - c^2
a = b^2/c^3
a = (b^2)(c^3)
9
Solve without a calculator: 64^(2/3)
4
16
8
2
10
Which is larger: 2^3000 or 3^2000?
2^3000
3^2000
