Simplify 5 (3 1/5 +2 4/5−0.6)

Which expression is equivalent to the expression shown?

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

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