(20%) Problem 3: A displacement vector,

d=d, î+d₁j

has magnitude d = 149 m and points in a direction = 30.8° measured counterclockwise from the positive y axis.

S

0/n25% Part (a) Enter an expression for the horizontal component of the vector d using the symbols provided.

= cos(0) cos(0)

dx

Hints: 0% deduction per hint. Hints remaining: 2

cos(0)

î

π

d

Submit

sin(0)

Ĵ

Ꮎ

k

Hint

() 7 89 HOME

^^^ 4 5

1

1

2

+

0

BACKSPACE

*

-

Feedback

6

3

.

END

DEL CLEAR

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A 25% Part (b) Enter an expression for the vertical component of the vector d using the symbols provided.

A 25% Part (c) Enter an expression for the vector d in Cartesian unit-vector notation using the symbols provided.

A 25% Part (d) What is the sum of the magnitudes, in meters, of the vector components of the vector d?