Evaluate the integral using the given substitution.
, u = 7x + 4
A. 
+ C
B. 
+ C
C. 
+ C
D. 2
+ C
Answer: B
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Solve the problem.Find the sum of the first eleven terms of the sequence -9, -1, 7, 15, . . . , 71 where 71 is the eleventh term.
A. 342 B. 341 C. 349 D. 333
Factor completely. If the polynomial cannot be factored, say it is prime.12x4 + 17x2 + 6
A. (3x2 + 2)(4x2 + 3) B. (12x2 + 2)(x2 + 3) C. (3x2 + 1)(4x2 + 6) D. (4x2 - 3)(3x2 - 2)
Prove the identity.sin 
= 2
(cos x + sin x)
What will be an ideal response?
Solve the problem.The formula for converting Fahrenheit temperature to Celsius is 
. If a bottle of prescription medicine is to be kept below 35° Celsius, how would you describe this warning using Fahrenheit temperature?
A. It must be kept below -13° Fahrenheit. B. It must be kept below 95° Fahrenheit. C. It must be kept below 121° Fahrenheit. D. It must be kept below 51° Fahrenheit.