Solve the problem.Suppose that the dollar cost of producing x radios is 
Find the marginal cost when 30 radios are produced.
A. $42
B. $1320
C. $18
D. -$1320
Answer: C
Mathematics
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Use the Binomial Theorem to find the indicated coefficient or term.The 3rd term in the expansion of (7x + 6)3
A. 36 B. 1512x C. 882x2 D. 756x
Mathematics
Write a word name for the decimal.2.42
A. Two and forty-two thousandths B. Two and forty-two hundredths C. Two and forty-two tenths D. Two and forty-two millionths
Mathematics
Find the real solutions of the equation by factoring.9x3 + x2 - 9x - 1 = 0
A. {1 , -1}
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Discuss the methods used to verify an identity and why you would choose a particular method.
What will be an ideal response?
Mathematics