Answer:
a=2 and b=2...............
Answer:
31
Step-by-step explanation:
50 - 2-3-6-3-5 = 31
Answer:
bottom right 8 x 10^1
Step-by-step explanation:
multiply the numbers (2x4 is 8)
add the exponents of 10 (-3+4 is 1)
so the answer is the bottom right 8 x 10^1
10x10x10x10x10
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