Verify the identity.sin 
= cos x
What will be an ideal response?
sin 
= sin x cos 
+ sin 
cos x = (sin x)(0) + (1)(cos x) = cos x.
You might also like to view...
Complete the ordered pairs so that each is a solution of the linear equation. Then plot each solution and graph the equation by connecting the points by a straight line.y = -2x + 5(0,
)(1,
)(-1,
)
A. (0, 5)
(1, 3)
(-1, 7)
B. (0, 5)
(1, 7)
(-1, 3)
C. (0, -5)
(1, -7)
(-1, -3)
D. (0, 0)
(1, -5)
(-1, 5)
Solve the problem.If a boat uses 24 gallons of gas to go 71 miles, how many miles can the boat travel on 96 gallons of gas?
A. 568 mi B. 284 mi C. 17 mi D. 304 mi
Give the rectangular coordinates for the point.(3, 90°)
A. (-3, 0) B. (0, 3) C. (0, -3) D. (3, 0)
Write the decimal in words.4.555
A. four and five hundred fifty-five millionths B. four and five hundred fifty-five tenths C. four and five hundred fifty-five hundredths D. four and five hundred fifty-five thousandths