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Get Full Access to Trigonometry - 11 Edition - Chapter 5 - Problem 21
Get Full Access to Trigonometry - 11 Edition - Chapter 5 - Problem 21

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# Solved: For each expression in Column I, use an identity to choose an expression from ISBN: 9780134217437 489

## Solution for problem 21 Chapter 5

Trigonometry | 11th Edition

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Problem 21

For each expression in Column I, use an identity to choose an expression from Column II with the same value. Choices may be used once, more than once, or not at all. cos 35 II A. sin1-352 B. cos 55 C. B 1 + cos 150 2 D. 2 sin 150 cos 150 E. cot1-352 F. cos2 150 - sin2 150 G. cos1-352 H. cot 125 I. cos 150 cos 60 - sin 150 sin 60 J. sin 15 cos 60 + cos 15 sin 60

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MAT 211­ Lecture 2­ Section 15.1 (Continued) ­reviewed the table in the previous lecture’s class Linear Function General Formula with 2 Variables: z= f(x,y)= ax+by+c ­Ex.: z= ­1.1x+0.5y+xy NOT l​inear! because of the xy ­Ex.: z= ­1.1x​+0.5y​+10 NOT​ linear! because of the x and y​ (should be in first power) ­Ex.: z= ­x+5y+pi Linear! pi works! ­Ex.: ­Each \$1 million increase in sales of x causes a \$2.7 million decline in sales of brand z. a= ­2.7 ­Each \$1 million increase in sales brand y results in an increase of \$0.7 million in sales of brand z. b= 0.7 ­All are selling \$6 million per pea​.=6, y=6, & z=6 6= ­2.7(6)+ 0.7(6)+c Find c! z= ­2.7x+ 0.7 y+c

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##### ISBN: 9780134217437

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