Use the quadratic formula to solve the equation. Simplify any radicals.2m2 + 6m + 2 = 0
A. 
B. 
C. 
D. 
Answer: D
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Find the value of x in: 
.
A.
??x = 16
B.
??x = 9
C.
??x = 8
D.
?
E.
?x = 7
Evaluate the integral using the given substitution.
dx , u = x3/2 - 8
A. 
sin3 (x3/2 - 8) + C
B. 
(x3/2 - 8) + 
sin 2(x3/2 - 8) + C
C. 
sin (x3/2 - 8) + C
D. x3/2 - 8 + 
sin 2(x3/2 - 8)+ C
Solve the problem.Alex always takes $20 more than he anticipates needing on a date. If Alex takes $50 on his date with Judith, find the amount of money Alex anticipates needing for this date.
A. $30 B. $50 C. $20 D. $70
Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.If the distance from the earth to the sun were 92,900,000 miles, how long would it take a rocket, traveling at 3.4 × 103 miles per hour, to reach the sun? (Round to three places)
A. 2.732 × 104 hr B. 2.732 × 103 hr C. 2.732 × 102 hr D. 2.732 hr