Simplify the Expression $$\left( 13 a ^ { 2 } + 6 a + 9 \right) + \left( 8 a ^ { 2 } + 9 a + 1 \right)$$

question 14

Multiple Choice

Simplify the expression. $$\left( 13 a ^ { 2 } + 6 a + 9 \right) + \left( 8 a ^ { 2 } + 9 a + 1 \right)$$

• A) \(21 a ^ { 2 } + 6 a + 10\)
• B) \(21 a ^ { 2 } + 15 a + 10\)
• C) \(21 a ^ { 2 } + 15 a\)
• D) \(13 a ^ { 2 } + 15 a + 10\)
• E)none of these

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