Find the first derivative of w(t) = 7t2 - 19
+ 23
A. 14t - 
B. 
t - 
C. 
t - 
D. 14t - 
Answer: A
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Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.4(3x - 1) = 16
A. {1.41} B. {1.67} C. {0.33} D. {1.00}
Use the substitution method or the elimination method to solve the system. If the system has infinitely many solutions, express the ordered pair in terms of x or y.7x - 4y = 321x - 12y = 12
A. (3, 12)
B. (3, 4)
C. no solution
D. 
Solve the problem.A car is traveling at a constant speed of 51 miles per hour. The formula for the distance traveled at the end of t hours is 
Represent the distance traveled at the end of 4, 11, and 17 hours as ordered pairs in the form (t, d).
A. (4, 205), (11, 562), (17, 868) B. (5, 204), (12, 561), (18, 867) C. (4, 255), (11, 612), (17, 918) D. (4, 204), (11, 561), (17, 867)
Find the product.
A. 64x2 + 
B. 64x2 - 
x - 
C. 8x2 - 
D. 64x2 - 