De los siguientes términos obten una reducción y señalalos con figuras o con color o con tus propias señas para distinguir los semejantes 1) 2x^2+3ap- 5x^2 + 5ap=
2) 8ap^2 - 2a^2p + 3 p^2a + 5a^2p=
3) 3a + 2a=
4) - 5b - 7b=
5) - a^2 - 9a^2=
6) - 1/ 3 xy - 2/3xy=

Porfavor me urge, es para hoy ​

Assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.assume that adults have iq scores that are normally distributed with a mean of mu equals 100 and a standard deviation sigma equals 20. find the probability that a randomly selected adult has an iq between 80 and 120.

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5

Why can't my rank go i have 1723 points, but my rank is only at ambitious, which is only 250 points! like, (p. s. i know this isn't related to math, but i just don't know why it's doing this and i would really appreciate if someone could tell me whats going on with this)