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Answer:
a²+ab=10
Step-by-step explanation:
2 question answer is -40
3 question answer 34
Answer:
Use bodmas and the rules required for addition, substraction and multiplication of integers
1. a=2 b=3
ii) 2*2+2*3
=4+6
=10
vi)2*2*2-3*3*3
=8-27
=-19
2)v) 2*1*1*2-5*2*5+1*2*2
=4-50+4
=4-54
= -50
3) ii)2*(-2*-2)-(-1*-1)+3*(3*3)
=2*4-1+3*9
=8-1+27
=7+27
=34
iv)(-2*-2*-2)+(-1*-1*-1)+(3*3*3)+3*-2*-1*3
= -8+ -1+27+18
= -9+45
=36