Question

Pakai caranya mas,mbak,makasih

Answer 1

Nomer 14
2x² + 4x - 32
2x - 4x + 8x - 32
2x ( x - 2) + 8 ( x - 4)
(x - 4 ) (2x + 8)
jawaban : C

nomer 15
x² + 11x + 24
x² + 8x + 3x + 24
x ( x + 8)+ 3 ( x + 8)
(x + 8)(x + 3)

keliling
= 2 (p + l)
= 2 ( x + 8 + x + 3)
= 2( 2x + 11)
= 4x + 22