Simplify:
(a+7) 2 +(a-7) 2
Answers
Answered by
1
Answer:
2a² + 98
Step-by-step explanation:
(a + 7)² + (a - 7)² = a² + 14a + 49 + a² - 14a + 49
= 2a² + 98
Hope it helps you:)
Answered by
0
Question :
(a+7) 2+(a-7) 2
Normal Simplify:
= 7a × 2+ (-7a)×2
= 14a + (-14a)
= 14a + 14a
= 28a
Fraction Simplify:
= 7a² + (-7a)²
= 49a + (-49a)
= 49a + 49a
= 98a
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