joxno
joxno joxno
  • 22-05-2021
  • Mathematics
contestada

1^2-2^2+3^2-4^2+...+19^2-20^2
А. 210
В. 180
С. - 180
D. -210
Е. - 360

Respuesta :

mishacute
mishacute mishacute
  • 23-05-2021

Answer:

E. -360

Step-by-step explanation:

CARRY ON LEARNING

MARK BARINLITS

HEEART, FOLLOW, COMMENT, STAR4

Answer Link

Otras preguntas

Which uses the correct verbs for formal speech or writing?a. Madelaine liked to dream about what her life would be like if she was Oprah Winfrey.b. Madelaine li
Round 15,677 30,944. 87,142. 62,763. to the nearest ten thousand
what is the exponent on 10 when you write 5.3 in scientific notation
what is a 15 yard gain
use the formula P=6T + 4H to find the value of P when T = 5 and H = 9
Describe the people who came to the American colonies in the 1700's.
If the width of something is 5m and the perimeter is 22m, what is the length and area
8T+5=6T+1 can someone take me through the steps?
Two men decide to use their cars to pull a truck stuck in mud. They attach ropes and one pulls with a force of 515 N at an angle of 31◦ with respect to the dire
43.586 to the nearest tenth, hundredth and one