Register
x^(2)-8x+16=25
38.6k views
3 votes

x^(2)-8x+16=25

User Wonko The Sane
by
5.2k points

1 Answer

3 votes

Answer:

x = 9 ; -1

Explanation:


x {}^(2) - 8x + 16 = 25 \\ x {}^(2) - 8x + 16 - 25 = 0 \\ {x}^(2) - 8x - 9 = 0 \\ (x + 1)(x - 9) = 0 \\ x = - 1 \\ x = 9

User Jimoleary
by
4.9k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.8m answers

Other Questions

Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
I need to simplify this expression.
Need answer to math problem!!!​
Link Copied!