De forma individual realiza las siguientes sumas y restas de polinomios con términos semejantes: TES

a) 3m + m

h) - x - 3x

jatro

b) - 8x - 13x

i) 4x2 - 15x2

c) - 3xy + 15 x’y - 24 xy

j) ab + 2ab - 5ab

1

a3

2

m +

2

3

m +

3

3

m

k)

fx-

5

e) a + b + C-b-C-a + 2c

1) - 6m + 8 + 5-m-n-6m - 11

f) -a + b + 2a - 2c + 3a - 3b + 20

m) 15a? - 6ab-8a2 - 5ab + 20 + a2 - ab - 31

tamente

Hos mismos

eden sumar

multiplicary

3

1

g)

a +

b + 2a - 3b -

a-

b

n) 7abc-2ab²c + 2abc - 5ab²c

3

4

6

In one day there are too high tides into low tides and equally spaced intervals the high tide is observed to be 6 feet above the average sea level after six hours passed a low tide occurs at 6 feet below the average sea level in this task you will model this occurrence using a trigonometric function by using x as a measurement of time assume the first high tide occurs at x=0. a. what are the independent and dependent variables? b. determine these key features of the function that models the tide: 1.amplitude 2.period 3.frequency 4.midline 5.vertical shift 6.phase shift c. create a trigonometric function that models the ocean tide for a period of 12 hours. d.what is the height of the tide after 93 hours?

Martha is training for a duathlon, which includes biking and running. she knows that yesterday she covered a total distance of over 55.5 miles in more than than 4.5 hours of training. martha runs at a speed of 6 mph and bikes at a rate of 15.5 mph.

Tony has 7/8 of a candy bar he wants to split the bar into servings that are 3/10 of the bar how many servings can he make. step by step? ?