Solve the problem.Let f(x) = x-1.24 - x2.3. Approximate f(2.21) to the nearest hundredth.
A. x ? 1.45
B. x ? 2.51
C. x ? -5.68
D. x ? -5.82
Answer: D
Mathematics
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Find the expression that is equivalent to the given rational expression.- 
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Use the graph of a power function and transformations to sketch the graph of the polynomial function.f(x) = x4 - 2
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Use the formula for the general term (the nth term) of an arithmetic sequence to find the indicated term of the sequence with the given first term, a1, and common difference, d.Find a22 when a1 = 22, d = -3.
A. -63 B. 85 C. -44 D. -41
Mathematics