How to add trinomials

Practice Questions

PSAT Math › How to add trinomials

Questions

10

1

Add, expressing the result in simplest form:

$(0.4x^{2}-0.0006x+ 1)+ (0.03x^{2}+ x - 0.005)$

2

Add, expressing the result in simplest form:

$\left ( \frac{1}{2}x^{2} + \frac{2}{3}x - \frac{1}{5}\right ) + \left ( \frac{1}{4}x^{2} - \frac{1}{4}x - \frac{1}{4}\right )$

3

Add, expressing the result in simplest form:

$\left ( 4x^{2}+ 2xy + 7y^{2} \right ) + \left ( 2x^{2}+7y\right )$

4

Find the sum:

Write the answer in standard form.

5

Evaluate the following:

$\frac{1}{2}(6x^2+2x-3) + \frac{1}{4}(12x^2-24x+6)$

6

Simplify:

7

Evaluate the following:

$\left(\frac{1}{2}x^2 +2x - 4\right) + \left(\frac{3}{2}x^2 -5x -4\right)$

8

Evaluate the following:

9

Add:

10

Add, expressing the result in simplest form:

$\left ( 4x^{2}+ 9y^{2} \right ) + \left ( 2x^{2}- 4xy + 7y\right )$

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