Question

Observe the following patterns.
a. 22 - 12 = 2 + 1
32 – 2² = 3+21
42 - 32 = 4 + 3 and so on.
Now:
i. find 852 - 842
ii. express 117 + 116 as a differe
square numbers.​

Answer 1

Answer:

a answer:-10=3

Step-by-step explanation:

28=24

10=7

Answer 2

i.see if you calculate 85×85=7225

and 84×84=7056

so if you minus 7225-7056=169

now, 85+84 =169

169=169