Question

Q. B. Evaluate :
1.( 28 x 2–7 x 23) - (2 x 22)
2. Simplify: (a-2) -4 = (a)2
__________
a10 ÷ a8 ​

Answer 1

Answer:

1. 1083

2.hence proved

Step-by-step explanation:

1.28x2=56-7=49x23=1127-44=1083