#
Solve the quadratic equation x ^2- 3(x + 3) = 0. Give

your answer correct to two significant figures.

## Answers

Answered by

1

**Answer:**

0 or 3/2

**Step-by-step explanation:**

first expand the equation

x^2-3x-9=0

by the completing square method

x^2-3x+(9/4)-9/4=0

(x-3/2)^2-(3/2)^2=0

x is 0 or 3/2

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1

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