koolkoala77 koolkoala77

20-04-2021
Mathematics

contestada

find the missing term
(a^4+9a^3-10a^2)+(8a^4+__+a)=9a^4+15a^3-10a^2=a

Respuesta :

ninia101 ninia101

20-04-2021

Answer:

6a³

Step-by-step explanation:

a⁴ + 9a³ - 10a² + 8a⁴ + X + a = 9a⁴ + 15a³ - 10a² = a

9a⁴ + 9a³ - 10a² + X + a = 9a⁴ + 15a³ - 10a² = a

9a³ + X + a = 15a³ = a

6a³ = X

checking: a⁴+ 8a⁴ + 6a³ = 15a³

9a⁴= 9a³

= a

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