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: 120; exact: 95.2
B. Estimate: 12; exact: 9.62
C. Estimate: 12; exact: 9.52
D. Estimate: 120; exact: 96.2
Answer: A
Mathematics
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Solve the equation and check your solution.-6.4 + x = 20
A. x = 25.9 B. x = 13.1 C. x = 13.6 D. x = 26.4
Mathematics
Use the change of base rule to find the logarithm to four decimal places.log7 3
A. 1.7712 B. 0.5646 C. -0.5646 D. 1.1292
Mathematics
Provide an appropriate response.For an isosceles right triangle, the length of the hypotenuse h is related to the length of a side x by 
Find 
, the rate of change of the hypotenuse with respect to to a side.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Determine whether the graph shown is the graph of a polynomial function.
A. polynomial function B. not a polynomial function
Mathematics