gracious391 gracious391
  • 02-06-2018
  • Mathematics
contestada

what is the sum of odd positive integers less than 50

Respuesta :

durgachetri678 durgachetri678
  • 02-06-2018
S= n/2[2*a+(n-1)*d
Where n=number of terms,a=first term,d=common difference
Putting the values,
S= 25/2[2*1+(25-1)*2]
So the answer is 625
Answer Link

Otras preguntas

how do you figure out what is 1/4 of 10.
A block of mass 3 kg slides down a frictionless inclined plane of length 6 m and height 4 m. If the block is released from rest at the top of the incline, what
How many prime numbers are there between 56 and 100?
Can someone explain lesson 6.3 math boxes in everyday math regarding the missing numbers on the number lines
If 4x+5y=10 and x+3y = 8 then (5x+8y)/3=
How do enzymes help to carry out biochemical reactions? A. By decreasing the energy of the reactants B. By increasing the activation energy of the reaction C. B
A block of mass 3 kg slides down a frictionless inclined plane of length 6 m and height 4 m. If the block is released from rest at the top of the incline, what
What caused the rise of military government in Japan?
What caused the rise of military government in Japan?
given: quadrilateral ABCD with ∠A= ∠C and BD the bisector ∠ABC prove: DB bisects ∠ADC