Math, asked by GAYATHRIMOHAN, 1 year ago

Solve the equation 1+4+7+10...........=287

Answers

Answered by ankita6916

0

265.....................

Answered by lalchandzanwar321

0

this is an ap with a=1 d=3 and sn=287. so sn =nby2(2a(n-1)d and find n

Previous Question

Next Question

Similar questions

English, 7 months ago

What is the idea map of a teacher ? Theme, and statement...

Physics, 7 months ago

Q. 6 Use source Transformation technique to find the load current “I” in the circuit shown below: ...

Math, 7 months ago

what is 55&666&5677&sum.and then divide by 357.what we get...

Physics, 1 year ago

who can tell me about making a story on you tube in android phone.

Math, 1 year ago

Construct a quadrilateral ABCD where AB= 5 cm , Bc=6 cm CD=7 cm and Angle B = angle 90° Then on AB as base construct a triangle which is equal in area to that of the quadrilateral.

Math, 1 year ago

find the value of 6/3√2-2√3...

Math, 1 year ago

Show that the point (11,2) is the centre of the circle passing through the points (1,2), (3,–4) and (5,–6)...

Physics, 1 year ago

how you can prove E =mc²...