vishnuvickey2020 vishnuvickey2020

16-02-2021
Mathematics

contestada

(Simplify the expression and find its value when a = 5 and b = -3)
2(a^2+ab)+3-ab

Respuesta :

Samson2007 Samson2007

16-02-2021

Answer:

38

Step-by-step explanation:

2([tex]a^{2}[/tex]+ab) + 3 - ab

= [tex]2a^{2}[/tex] + 2ab + 3 - ab

= [tex]2a^{2}[/tex] + ab + 3

= 2x[tex]5^{2}[/tex] + 5x(-3) + 3

= 50 - 15 + 3

= 38

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