Question

solve this part only plzzzz iii) part​

Answer 1

Answer:

1.3+7=11

2.5-3=2

3.4×3+25×6

12+150

162

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Answer 2

Answer:

usethe formula

(a+b)^2=a^2+2ab+b^2

then you get

3+2root 21+7

10+2root 21

Step-by-step explanation: