Please do the Exercise sheet. Need only up to 2 page.
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1. x = 6
2. x = -1/2
7. (3x-4)(3x+4)
9. x=y=140 z= 40
10. 5
12. interior = 108 exterior = 72
13. (p sq. - 64)(p sq. + 64)
14. 19/8
15. i don't have a graph sheet
16. write the formula first. 6+8-12 = 2
17. 1/2
19. 4xy
20. (100 - 1)wh sq. => 100 sq. - 2.100 + 1 sq. => 10000-200+1 => 9801
Do rest on your own.
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