Ask Singapore Homework?
Upload a photo of a Singapore homework and someone will email you the solution for free.

See 2 Answers
Hi
May I know how to derive answer for Fig 50?
May I know how to derive answer for Fig 50?
Refer to 1st answer.
Figure 50, total dots:
1+2+3+4+...... + 47+48+49+50
We can use F (F+1) /2
50 x 51/2
Figure 50, total dots:
1+2+3+4+...... + 47+48+49+50
We can use F (F+1) /2
50 x 51/2
May i know how to derive answer for part (a)?