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NAMA : PHELIPUS MERE

NIM : 1001036019

PRODI : P. MATEMATIKA

SEMESTER: VI

1. a. 10 + 20 + 20 = 50 cos

= 1

= 1 10 .

= 10 20 = 10

=

+=

50 (10)

20 + (10)= 1

=

+=

50 (20)

20 + (10)= 2

( ) = cos + sin= cos 2 sin

b. 40 + 240 + 1000 = 369(10) cos(10 ):

( ) = cos 10 + sin 10

=(369)(300)

240 + 300= 0,75

=(369)(240)

240 + 300= 0,6

( )= 0,70cos 10 0,6sin

c. 10 + 40 + 150 = 800 c os 5

= 5 10 =1

5 0,02= 40

:( ) = cos 5 + sin 5

=160 40

40 + 40= 2

=160 40

40 + 40= 2

= 2 cos 5 2 sin 52. a. :

= 40 = 10 = 0,02= 300 = 300 cos

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+ +1

= cos

= 10 + 40 + 50 = 300 1 cos= = 1 10

,= 40

= =( )

( )=

.= 3, 75

= =( )

( )=

.= 3,75

:10 + 40 + 50 = 0

=2

=40

2 1040

4 10

0,02

= 400

= 20 =

:1 = + = 2 +2 = = 2

:( ) = 1 ( ) + 2 ( ) + 3,75 cos 3,75 sin . (1)

1 2 (0) = 0 cos = 0:

(0) = 1 + 2 + 3,75(0) = (2 + ) 1 + (2 ) 2 3,75 . (2)

1 + 2 = 3,75

1 +1,875(1 )

= 3,75

1 +1,875(1 )

= 3,75

1 + 1,875(1 ) = 3,751 = 3,75 + 1,875 1,8751 = 1,875 1,875

1 = 1,875( 1) :

( ) =(1,875(1 ) ( ) +

(1,875(1 ) ( ) + 3,75 cos 3,75 sin

10( ) = +

= (3,75) + (3,75)= 14,0625 + 14,0625

= 28,125= 5,3033

tan = = 40

40= 1

= (1)

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= 135 315:

( ) = 5,3033 sin( 135)

b. = 160

= 20 = 0,002= 481 sin(10)

20 + 160 + 500 = 481(10) cos

= 10 20 1

10 0,002= 150

:( ) = cos 10 + sin 10

=481 150

160 + 150= 1,5

=481(160)

160 + (150)= 1,6

:20 + 160 + 500 = 0

+ 8 + 25 = 0 :

=2

=160

40= 4

=1

212

4

=

1

40 160 40.000=

1

401201

= 311 = + = 4 + 311 = = 4 31

= 1 + 2 + cos + sin= 1 + 2 + (1,5) cos 481 + (1,6)

(0) = 1 + 2 1,5 cos 481 0 1,6 sin 48 0 1 + 2 = 1,5 0

1 + 2 = 1,5o (0) = 4 + 31 1 4 + 31 2 1,6cos 481 0

= 4 + 31 1 4 + 31 2 1,6 = 0 = 4 + 31 1 4 + 31 2 1,6 = 4 1 + 31 1 4 33 2 = 1,6

1 + 2 = 1,5

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4 + 31 1 4 + 31 2 = 1,6

4 + 31 1 4 + 31 2 = 4 + 31 1,5

4 + 31 1 4 + 31 2 = 1,6

61 2 = 7,6 + 4,5

2 =, ,

1 +, ,

= 1,5

1 = 1,5 , ,

=, ,

( ) =13,5 61,6

6 +

61,6 + 4,56

= 1,5cos(3776) 1,6 sin(3776) :

( ) = sin( )

= + = 48148100 = 481219,31722 = 2,19

tan = =150

160 = 43,15

( ) = 2,19sin(10 ) 43,15