Multiply.(8 - 2i)(7 + 4i)
A. -8i2 + 18i + 56
B. 64 + 18i
C. 64 - 18i
D. 48 - 46i
Answer: B
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If 
and 
, find a formula for
src="https://sciemce.com/media/3/ppg__cognero__Section_5.4_Combining_and_Decomposing_Functions__media__b4dea7c1-1e69-461b-b794-d6f75abf12ba.PNG" style="vertical-align:middle;" />. Assume that 
.
?
A. 0
B. 
C. 
D. 
Write the expression as a sum, difference, or multiple of logarithms.log2
A. (6 log2x)(9 log2y) - log23 B. 6 log2x - 9 log2y - log23 C. 6 log2x + 9 log2y - log23 D. 6 log2x + 9 log2y + log23
Solve the problem.Acme Electronics is a company which makes computer chips. The following table gives the revenue, y, in dollars for this company during the three stated years, x. In this table x = 0 corresponds to 1980, while src="https://sciemce.com/media/4/ppg__fdf0520191830__f1q41g3.jpg" alt="" style="vertical-align: -4.0px;" /> Round your answer to the nearest hundred dollars..
A. $1,562,400
B. $1,561,300
C. $1,560,900
D. $1,561,900
corresponds to 1986.
This set of data can be modeled by f(x) = ax2 + bx + c, where x represents the year. Find a linear system for which the solution represents the values of a, b, and c. Use technology to solve this system. Then, using the quadratic equation, predict the revenue for the year
Combine like terms.8m + 5n
A. 8m + 5n B. 8m - 5n C. 13mn D. -13mn