Assessment: 15-Point Assessment #1 (of 4) [part 1 worth 8-points]    due: Wednesday 1/31; Thursday 2/1

Do not lose this assessment. Do all your math on your own paper. Do not write on this assessment.

0) Expressions are _______.                        [word that starts with e]
       
1) Equations that contain a variable are _______.  [word that starts with s]

2) Record the reciprocal of the fraction 2/5.

3) Simplify:  2x^6 + 3x^4 + 4x^2 - 7x^2 - 3x^4 + 5x^6

4) Subtract and simplify:  (-2x^2 + x^2 - 5) - (4x^2 - 3x + 7)

5) Subtract and simplify:  (7x + 7) - (-7 + 2x - 3x^2)

6) Evaluate:  ((5^2 - 3^2) / 8 + 5) * 13           [show your math]

7) Evaluate:  91^0 * (46 + 45)                     [show your math]

8) Evaluate:  91 / 0

9) Evaluate:  b^4  when  b = -3

a) Multiply and simplify:  (3x + 1)(-2x - 5)

b) Multiply and simplify:  5(-4n + 8)

c) Multiply and simplify:  -2(7 + 3n + 4n^2)

d) Multiply and simplify:  3n(4n + 1)

The remaining exercises use expression A:  5x + 2y - 3z + 8

e) Expression A contains how many terms?

f) The coefficient of the first term of expression A is what?

g) The coefficient of the third term of expression A is what?

h) No or Yes:  Expression A contains "like" terms?

i) Identify the constant term in expression A.

j) The first term of expression A has how many factors?

k) Expression A evaluates to  _____  when x = -1, y = 4, z = -2.