Add the polynomials.(4.3x4 + 2) + (2.1x4 + 4x3 - 8)
A. 10.4x7 - 6
B. 6.4x8 + 4x3 - 6
C. 6.4x4 + 4x3 + 6
D. 6.4x4 + 4x3 - 6
Answer: D
Mathematics
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7/8 - 3/8 =
a. 11/8 b. 5/16 c. 3/4 d. 1/2 e. 5/8
Mathematics
Solve the problem.Suppose the amount of a radioactive element remaining in a sample of 100 milligrams after x years can be described by 
. How much is remaining after 143 years? Round the answer to the nearest hundredth of a milligram.
A. 0.05 mg B. 2182.55 mg C. 308.31 mg D. 4.58 mg
Mathematics
Provide an appropriate response.If A = 
, B = 
, and C = 
, find 3C + BA.
What will be an ideal response?
Mathematics
Write the fraction in lowest terms.
A. 
B. 
C. 
D. 
Mathematics