Question

-(2а+3b)²____________​

Answer 1

Відповідь:

Покрокове пояснення:

-(4a^2+12ab+9b^2)=-4a^2-12ab-9b^2

^2-в степени 2(в квадрате)

Answer 2

To simplify the expression -(2a + 3b)², we can follow these steps:

Step 1: Expand the square

-(2a + 3b)² = -(2a + 3b)(2a + 3b)

Step 2: Apply the distributive property

= -(2a)(2a) + (2a)(3b) + (3b)(2a) + (3b)(3b)

Step 3: Simplify each term

= -4a² + 6ab + 6ab - 9b²

Step 4: Combine like terms

= -4a² + 12ab - 9b²

Therefore, the simplified form of -(2a + 3b)² is -4a² + 12ab - 9b².