Assessment

Read and analyze each item carefully. Choose the letter of your answer. Show your 

complete solution if necessary.

1. What must you add to 3x2-2x+1 to get  -x2+x-2?

         a. –4x2+3x-3                              c. x2-x-1

b. –4x2+3x-3                              d. 2x2-x+1

 2. What must be subtracted from a3-2a2+3a+4 to get 2a3+4a2+6a+8

        a. –a3-6a2- 3a - 4                          c. a3-2a2+3a-4

b. a3+2a2+3a-14                        d. a3-2a2+3a+4

3. What must you add to x2+ 3x+ 4 to get 2x2 – 5x + 6?

a. x2-8x+2                             c. 2x2 +2x + 2

b. –x2 + 8x + 2                      d. -2x2 –2x -10

4. What must be subtracted from 2a3+ 4a2+6a + 8 to get a3-2a2+3a+4?

a. –a3 + 6a2+3a + 4                   c. a3-2a2+3a-4

       b. a3+2a2+3a-14                             d. a3-2a2+3a+4

  5. For what value of the variable n will the statement 25 – n = -3 be TRUE?

a.     -28 c.      22

b.     -22 d.     28