Subtract
- $$\left( 3 x ^ { 9 } - 2 x ^ { 8 } + 9 x ^ { 7 } + 4 \right) - \left( 8 x ^ { 9 } + 4 x ^ { 8 } + 5 x ^ { 7 } + 8 \right)$$

question 272

Multiple Choice

Subtract.
- $$\left( 3 x ^ { 9 } - 2 x ^ { 8 } + 9 x ^ { 7 } + 4 \right) - \left( 8 x ^ { 9 } + 4 x ^ { 8 } + 5 x ^ { 7 } + 8 \right)$$

• A) \(- 5 x ^ { 9 } - 6 x ^ { 8 } + 4 x ^ { 7 } - 4\)
• B) \(- 5 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } + 12\)
• C) \(11 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } + 12\)
• D) \(11 x ^ { 9 } + 2 x ^ { 8 } + 14 x ^ { 7 } - 4\)

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Definitions:

Bone Density

A measurement of the amount of calcium and other minerals found in a segment of bone, indicative of strength and risk for fracture.

Resistance Training

A type of physical activity that involves working against a force or weight to increase muscle strength and endurance.

Metabolic Rate

The rate at which the body consumes energy or burns calories, pivotal in determining weight gain, loss, or maintenance.

Abdomen

The part of the body between the chest and pelvis, containing most of the digestive organs along with the kidneys and spleen.