Problem 1:

1x +1<1x +2

6......2...12......3

Problem 2: The colored,boldnumbers are exponents.

2 x2(3 xy) (-3x2y2)

Problem 3: The colored,boldnumbers are exponents. Double-parentheses denotes a much larger parentheses.

(-16 s2t3) ((3t5))

..................8

Problem 4: The colored,boldnumbers are exponents.

3 c5d3

6 c3d5

Problem 5: The colored,boldnumbers are exponents. Double-parentheses denotes a much larger parenthesis.

((3 a))2b c-1-2

...9 a-1b-1c

I appreciate any guidance in advance on how to work these out.