Use front-end rounding to round each number. Then, multiply the rounded numbers to get an estimated answer. Finally, find the exact answer.estimateexact
?
A. Estimate: 20; exact: 19.61
B. Estimate: 199; exact: 195.1
C. Estimate: 200; exact: 196.1
D. Estimate: 201; exact: 197.1
Answer: C
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Sketch the graph of the quadratic function.f(x) = 
(x + 2)2 + 4
A. 
B. 
C. 
D. 
Solve.The function f(x) = 2.54x converts a measurement of x inches to centimeters. Find a function g that will convert an area in square inches to square centimeters.
A. g(x) = 2.54x2 B. g(x) = 5.08x2 C. g(x) = 6.4516x2 D. g(x) = 5.08x
Write the fraction that is represented by the given shading.
A. 
B. 
C. 
D. 
Solve the problem.In Country X, the average hourly wage in dollars from 1945 to 1995 can be modeled by f(x) = 
Use f to estimate the average hourly wages in 1950, 1970, and 1990.
A. $3.40, $0.34, $6.69 B. $0.73, $2.27, $6.69 C. $0.73, $3.01, $6.69