1. 4akar3+15akar3-10akar3=9 akar 3
2. 5×16=80
3. 6+34×5=176
4. 4r4=64
r=2
a=4
4(32-1)=124
5. 200+5n=395
n=39
300×39=1170
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1. 4akar3+15akar3-10akar3=9 akar 3
2. 5×16=80
3. 6+34×5=176
4. 4r4=64
r=2
a=4
4(32-1)=124
5. 200+5n=395
n=39
300×39=1170