Solve Give Exact Solutions $$x ^ { 2 } + 8 x + 16 = 17$$

question 22

Multiple Choice

Solve. Give exact solutions.
- $$x ^ { 2 } + 8 x + 16 = 17$$

• A) \(\sqrt { 17 } , \sqrt { 17 }\)
• B) 13
• C) \(- 4 + \sqrt { 17 } , - 4 - \sqrt { 17 }\)
• D) \(4 + \sqrt { 17 } , 4 - \sqrt { 17 }\)

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Definitions:

Thyroid

A gland in the neck that secretes hormones regulating growth and metabolism by controlling the rate of metabolism and the rate at which the body uses energy.

Iodine

A chemical element necessary for thyroid gland function, also used as a disinfectant.

PTH

Parathyroid hormone, a regulator of calcium and phosphorus metabolism in the body.

Calcitonin

A hormone produced by the thyroid gland that helps regulate calcium levels in the blood.