mbryant0610 mbryant0610

02-10-2020
Mathematics

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4a^4 - 2b^2 + 40 when a=2 and b = 7

Respuesta :

Аноним Аноним

02-10-2020

Answer:

- 34

Step-by-step explanation:

Hi !

4a⁴ - 2b² + 40 =

replace a = 2 ; b = 7

= 4ₓ2⁴ - 2ₓ7²

= 4ₓ16 - 2ₓ49

= 64 - 98

= - (98 - 64)

= - 34

Good luck !

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