Simplify the following expression.

5/6 * 4/5

a. 20/11

b. 9/11

c. 3/10

d. 2/3

Which sum or difference identity would you use to verify that cos (180° - q) = -cos q? a.) sin (a -b) = sin a cos b – cos a sin b b.) cos (a -b) = cos a cos b – sin a sin b c.) cos (a -b) = cos a cosb + sin a sin b d.) sin (a + b) = sin a cos b + cos a sin b

Which linear function represents the line given by the point-slope equation y + 1 = –3(x – 5)?

Write 5 in the form of a/b using integers to show it as a rational number