Simplify. your answer should contain only positive exponents.
1) 4² 4²
2) 4 . 4²
4) 2.2².2²
5) 22" 599
6) 6r. 51
7) 21. on
8) 62.
10) 4x? 3x
11 gr. 2x
12) 6x6r
how do you do this?

1. d.90

2. e. none of these (80)

3. a. 0

4. b. 6

5. e. none of these (10)

6. a. 5

step-by-step explanation:

1. practice, practice & more practice

2. review errors

3. master the key concepts

do not try to memorise the processes.

4. understand your doubts.

5. create a distraction free study environment

6. create a mathematical dictionary

7. apply maths to real world problems.

problem:

f(x) = - 2/3x + 5; f(5/2)

substitute 5/2 in for x:

f(5/2) = -2/3(5/2) + 5

simplify the right side:

f(5/2) = -5/3 + 5

f(5/2) = 10/3

f(5/2) = 10/3

i hope this !