(x+5)(x-3)=কত ?
A
x2+8x+15
B
x2-15
C
x2+2x-15
D
x2+2x+15
Correct Answer: x2+2x-15
(x + 5)(x - 3) = > x² + 5x - 3x - 15 = > x² + 2x - 15