Question

simplify (2a^2+9)(2a^2+5)​

Answer 1

Answer:

★ ANSWER :

(2a² + 9)(2a² + 5) = 4a⁴ + 28a² + 45

Step-by-step explanation:

★ QUESTION :

Simplify (2a² + 9)(2a² + 5)

★ CONCEPT USED :

We need to multiply the terms and we get the answer.

★ SOLUTION :

(2a² + 9)(2a² + 5)

= 2a²(2a² + 5) + 9(2a² + 5)

= 4a⁴ + 10a² + 18a² + 45

= 4a⁴ + 28a² + 45

★ ANSWER :

(2a² + 9)(2a² + 5) = 4a⁴ + 28a² + 45

★ ADDITIONAL INFORMATION :

• (a + b)² = a² + b² + 2ab
• (a - b)² = a² + b² - 2ab
• (a + b) (a - b) = a² - b²

HOPE IT HELPS YOU !

THANKS !