Question

(x+3) x (x-10) help pls

Answer 1

Answer:

(x -3)* (x - 10)

= x( x - 10) +3( x - 10)

= x² -10x +3x - 30

= x² -7x -30 .

this is the required product.

some important identities of algebra

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