{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

M17 LE5 Sem2 09-10

# M17 LE5 Sem2 09-10 - the minute hand is p 21 inches(Hint...

This preview shows page 1. Sign up to view the full content.

MATH 17 LE5 | 03.23.10 SHOW ALL NECESSARY SOLUTIONS. WORK NEATLY. I. Find the exact value of the following. 1. cos - 1 (cos5) 2 pts 2. tan[2sin - 1 (0 . 75)] 5 pts 3. sin cos - 1 - 3 5 - csc - 1 5 3 ¶‚ 5 pts II. Simplify. Write your answer in rectangular form. 6 pts cis 180 - i 21 ( p 3cis 15 ) 4 3cis 120 III. Find the solution set of the following equations. 5 pts each 1. 4sin2 x - 3csc2 x = 4, where 0 < x 2 π 2. cos - 1 (cos x ) = π 4 3. sin - 1 x - cos - 1 x = π 6 4. z 6 + 2 i = 2 (Write your answer in polar form.) IV. Answer the following completely. 6 pts each 1. A clock has a 4-inch hour hand and a 5-inch minute hand. (a) How far are the tips of these hands of the clock when it is 4:00? (b) What time is it if the minute hand is pointing at 12 and the distance between the tips of the hour hand and
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: the minute hand is p 21 inches? (Hint: There are two possible answers.) 2. Daniel, standing on a rooftop 10 ft high from the ground, saw a red car in his east with 30 ◦ angle of depression and a blue car in his west with 45 ◦ angle of depression. (a) How far are the two cars apart from each other? (b) How far are the two cars from the rooftop? *END OF EXAM* Total: 50 points "PAGHUSAYIN N’YO PO."-AKO (. ..dahil wala nang mahanap na quote. ..) /ajdporlante 03.22.10/ 1...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online