Find the product.(x - 8.4)(5x + 0.6)
A. 6x2 + 41.4x - 7.8
B. 5x2 - 41.4x - 5.04
C. 5x2 + 41.4x + 5.04
D. 6x2 - 41.4x + 7.8
Answer: B
Mathematics
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A. r(t) = 
B. r(t) = 
C. r(t) = 
D. r(t) = 
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Multiply.(s + t + 8)(s + t - 8)
A. s2 + 2st + t2 - 64 B. s2 + t2 - 64 C. s2 + 2st + 16s + 16t + t2 - 64 D. s2 - 2st - 16s - 16t + t2 + 64
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Evaluate the function as indicated.Find f(-17) when f(x) = 13x - 9.
A. -212 B. -230 C. -221.9 D. 212
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Let X be a binomially distributed random variable B(n,p) with E(X) =2 and Var(X) = 4/3. Find n and p.
Mathematics