I NEED HELP ASAP <3 Mateo’s aunt bought a share of stock many years ago.

The value of the stock increased by 80%.

Its value is now $270.

What was the value of the stock when Mateo’s aunt bought it?

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

Order the measurements from the least to the greatest. 2,720 ml , 24.91 l , 0.0268 kl

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