Question

(-8x⁴y³)(2x⁵y²)+7x⁹y⁵

Answer 1

Answer:

ss

Step-by-step explanation:

Answer 2

Answer:

-9$x^{9} y^{5}$

Step-by-step explanation:

(-8x⁴y³)(2x⁵y²)+7x⁹y⁵  (grouping like terms)

= (-8)(2) (x⁴x⁵) (y³y²) +7$x^{9} y^{5}$

= -16 $x^{4+5} y^{3+2 }$ + 7$x^{9} y^{5}$

= -16 $x^{9} y^{5}$ + 7$x^{9} y^{5}$

= (-16 + 7)$x^{9} y^{5}$

= -9$x^{9} y^{5}$