Becca's house is assessed at $143,000 and her property tax rate is 2.9%. how much are her annual property taxes? a. $4045 b. $4640 c. $4033 d. $4147 (i need this answered asap)

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