The sequence is defined recursively. Write the first four terms.a1 = 4; an = 2an-1
A. a1 = 4, a2 = 8, a3 = 16, a4 = 32
B. a1 = 6, a1 = 12, a2 = 24, a4 = 48
C. a1 = 4, a1 = 7, a2 = 6, a4 = 5
D. a1 = 4, a1 = 10, a2 = 18, a4 = 34
Answer: A
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Express the integrand as a sum of partial fractions and evaluate the integral.
A. 4 ln
- 2ln
- 2ln
+ C
B. -4 ln
+ 
tan-1 
+ C
C. - 
+ 2ln
+ 2ln
+ C
D. -4 ln
+ 2ln
+ 2ln
+ C
Solve the problem. Express the answer in scientific notation to two decimals.A company produced 2,270,000 small appliances in one year and made a profit of $7,080,000. What was the profit on each appliance?
A. $3.12 × 103 B. $3.12 × 106 C. $3.12 D. $31.20
Perform the conversion. Round to the nearest hundredth when necessary.14 L to qt
A. 13.24 qt B. 6.36 qt C. 16.80 qt D. 14.84 qt
Factor out the largest possible common factor.64m8 + 112m6 - 32m2
A. m2(64m6 + 112m4 - 32) B. 16(4m8 + 7m6 - 2m2) C. 16m2(4m6 + 7m4 - 2) D. -m2(-64m6 + 112m4 + 32)